All 522 tools on one page
Every free utility, grouped by category. Use the filter below to find one fast - or jump to any category.
No tools match your filter
Try a different keyword, or to see all tools.
Text Analysis Tools · 29 tools · 0 match
27 free Text Analysis Tools - a complete collection of utilities used by writers, editors, students, marketers and copywriters every day. Co...
Word Counter
Count words, characters, sentences, and paragraphs in your text.
Character Counter
Count characters with and without spaces.
Sentence Counter
Count the number of sentences in your text.
Paragraph Counter
Count paragraphs and analyze text structure.
Text to Uppercase
Convert any text to UPPERCASE instantly.
Text to Lowercase
Convert any text to lowercase instantly.
Case Converter
Convert text to Title Case, camelCase, snake_case, kebab-case and more.
Reverse Text
Reverse any text string.
Duplicate Lines Remover
Remove duplicate lines from your text.
Text Sorter
Sort lines of text alphabetically.
Multiple Whitespace Remover
Remove extra whitespace and normalize spaces in text.
Lorem Ipsum Generator
Generate Lorem Ipsum placeholder text.
URL Slug Generator
Convert any text into a clean, SEO-friendly URL slug.
Bionic Reading Converter
Convert text to Bionic Reading format for faster reading.
Text to Handwriting
Convert typed text into a realistic handwriting style.
List Randomizer
Randomly shuffle a list of items.
Morse Code Converter
Convert text to Morse code and vice versa.
Grammar Checker
Check and correct grammar mistakes.
Spell Checker
Check text for common spelling errors and get suggestions.
Word Combiner
Combine multiple lists of words into all possible combinations.
Small Text Generator
Convert text to Unicode subscript or superscript small text.
Bold Text Generator
Convert text to Unicode bold, italic, or bold-italic variants.
Upside Down Text
Flip your text upside down using Unicode character mapping.
Text to Binary
Convert plain text to binary (8-bit per character).
Binary to Text
Convert a binary string back to readable text.
Invisible Character
Generate invisible Unicode characters like zero-width spaces.
Remove Line Breaks
It strips newline characters - both Unix line feed and Windows carriage return plus line feed - and collapses the resulting text into one co...
Tweet Thread Builder
A Twitter (X) thread is a series of connected tweets that tell a longer story than a single 280-character post allows. Threads are great for...
Tone Rewriter
Rewrite any text in 5 tones (professional, casual, friendly, urgent, apologetic) using a rule-based engine. No AI, runs entirely in your bro...
Keyword Tools · 37 tools · 0 match
11 free Keyword Tools - a complete collection of utilities used by SEO specialists, content marketers and PPC managers every day. Find keywo...
Keyword Density Checker
Analyze keyword density percentage in your content.
Keywords Suggestion Tool
Get keyword suggestions for better SEO.
Long Tail Keyword Suggestion
Find long-tail keyword variations.
Google Autocomplete Suggestions
Real Google autocomplete suggestions for any keyword and country/language.
Question Keyword Generator
Generate question keyword variations for content planning.
Keyword Variation Generator
Generate plural, US/UK spelling, tense and synonym variations of a keyword.
Keyword Misspelling Generator
Generate common misspellings for typo-traffic capture and negative keywords.
Keyword Grouper
Group a long keyword list by shared root words and topics.
Keyword Intent Classifier
Classify keywords into informational, commercial, transactional and navigational intent.
Google Search Operator Builder
Build advanced Google search queries with site:, intitle:, inurl: and exclusions.
Google Trends URL Builder
Build Google Trends comparison URLs for up to five keywords.
Anchor Text Distribution
A natural profile typically shows 40-60% branded anchors (your brand name or domain), 20-30% generic (click here, read more), 10-20% naked U...
Bulk Broken Link Checker
Individual broken links rarely cause direct ranking drops, but they signal site neglect and waste crawl budget. Sites with hundreds of 404s...
Bulk URL Analyzer
Bulk URL analysis surfaces patterns invisible at the individual page level: title duplication across categories, missing meta descriptions o...
Canonical Checker
Always. Even on pages with no duplicates, a self-referencing canonical pointing to the page's own URL prevents accidental duplication caused...
Content Gap Quick Scan
It pulls both URLs server-side, strips nav/footer/script/style noise, then for each page extracts: the heading outline (H1 to H4), word coun...
Heading Structure Analyzer
In HTML5 multiple H1s are technically valid, but for SEO a single, descriptive H1 still performs best. It gives Google a clear primary topic...
Hreflang Tag Tool
Hreflang is required when you serve the same or substantially similar content in multiple languages or regional variants (en-US versus en-GB...
Http Status Trace
Each redirect hop adds latency (typically 100-500ms), wastes crawl budget, and slowly leaks link equity. Google follows up to about 10 hops...
Image Alt Checker
Absolutely. Alt text helps Google Images rank your visuals, contributes to overall page topic signals, and is essential for accessibility co...
Indexability Checker
The most common causes are: blocked in robots.txt, meta robots noindex, X-Robots-Tag noindex header, canonical pointing elsewhere, or weak i...
Internal Link Analyzer
External backlinks remain a top-3 ranking factor, but internal linking is fully under your control and often underused. Strong internal link...
Internal Link Opportunity Finder
It fetches URL B (the target page) and extracts its tag plus the most prominent keywords from its H1 and first paragraph. Then it scans URL...
Keyword In Page Checker
At minimum: title tag (toward the start), H1, first 100 words of body, URL slug, meta description, and one image alt attribute. Including it...
Mixed Content Checker
Mixed content occurs when an HTTPS page loads resources (images, scripts, stylesheets, iframes) over insecure HTTP. Browsers display securit...
Readability Score Calculator
Not directly, but readability strongly influences engagement metrics Google does measure: dwell time, bounce rate, scroll depth, return visi...
Robots TXT Tester
Robots.txt disallow blocks crawling: Googlebot will not fetch the page. Noindex (in meta robots or X-Robots-Tag) allows crawling but tells G...
Schema Markup Diff
It fetches both URLs server-side, extracts every JSON-LD block (the standard snippets) and any Microdata flagged by itemtype attributes, th...
Schema Validator
Schema is not a direct ranking factor, but it is the gateway to rich results (star ratings, FAQ accordions, product carousels, recipe cards)...
SERP Snippet Preview
Google rewrites roughly 60% of titles when it judges them too long, keyword-stuffed, or mismatched with the page content. The algorithm pull...
Sitemap Inspector
Sitemaps are most valuable for new sites, large sites (10,000+ URLs), sites with weak internal linking, or sites that update frequently. The...
Spider Simulator
Spider simulation reveals what Google actually receives versus what users see, exposing JavaScript-rendered content that may be invisible to...
Title Pixel Tester
Google's SERP layout uses a fixed-width container, not a fixed character count, so wide letters (W, M, capitals) consume more space than nar...
Tracking Tag Detector
Tag bloat slows Core Web Vitals (especially Largest Contentful Paint and Interaction to Next Paint), creates GDPR/CCPA compliance risk, and...
URL Friendliness Checker
Short (under 75 characters), descriptive (contains the primary keyword), readable (lowercase, hyphens not underscores), shallow (3 levels de...
UTM Builder
No, UTM parameters do not affect rankings, but unmanaged UTMs can cause duplicate content issues if Google indexes multiple URL variants. Al...
Word Frequency Analyzer
Strict keyword density formulas are obsolete. Google now uses BERT, MUM, and embedding models that understand semantic meaning, synonyms, an...
Backlink Tools · 10 tools · 0 match
10 free Backlink Tools - a complete collection of utilities used by SEO consultants, link-builders and outreach teams every day. Audit backl...
Link Analyzer
Analyze all links on any webpage.
Website Link Checker
Find broken links on your website.
Disavow File Generator
Paste toxic domains/URLs to generate a Google-format disavow.txt file.
Anchor Text Optimizer
Analyze backlink anchor distribution and flag over-optimization.
Reciprocal Link Checker
Check whether two URLs link to each other.
Outbound Link Extractor
Extract every external link from a page with its rel attribute.
Wayback Machine Inspector
Show archive.org snapshot history for any domain.
Link Juice Distribution Calculator
Calculate equity passed per outbound link using the PageRank 1/N model.
Email Finder Pattern Generator
Generate likely email patterns from a name and domain for outreach.
Backlink Outreach Email Templates
Pre-filled outreach email templates: broken-link, guest-post, resource-page, unlinked-mention.
Website Management Tools · 19 tools · 0 match
18 free Website Management Tools - a complete collection of utilities used by webmasters, agencies and SEO consultants every day. Monitor si...
Website Speed Test
Test how fast your website loads.
Mobile Friendly Test
Check if your website is mobile friendly.
DNS Lookup
Perform a DNS lookup for any domain.
IP to Hostname
Convert an IP address to its hostname.
Hostname to IP
Convert a hostname to its IP address.
Website Page Size Checker
Check the total page size and load time of any URL.
Open Graph Checker
Extract and review all Open Graph meta tags from any URL.
Adsense Calculator
Estimate your Google AdSense revenue from pageviews, CTR, and CPC.
Redirect Checker
Follow the full redirect chain for any URL.
Online Ping Website Tool
Check if a website is online and measure its response time.
XML Sitemap Generator
Generate XML sitemaps for your website.
Robots.txt Generator
Generate a robots.txt file for your website.
Htaccess Redirect Generator
Generate .htaccess redirect rules.
Website SEO Score Checker
Analyze the overall SEO score of any website.
SSL Checker
Check the SSL certificate of any domain.
WHOIS Checker
Look up WHOIS information for any domain.
Server Status Checker
Check the HTTP status code of any server.
HTTP Header Checker
Inspect the HTTP response headers of any URL.
URL Opener
Most browsers block automated window.open() calls unless they are triggered by a direct user gesture like a click. When you paste 50 URLs an...
Meta Tag Tools · 17 tools · 0 match
4 free Meta Tag Tools - a complete collection of utilities used by SEO managers and developers every day. Generate, preview and audit meta t...
Meta Tag Generator
Generate perfect meta tags for your website.
Meta Tag Analyzer
Analyze meta tags of any website.
Open Graph Generator
Generate Open Graph meta tags for social sharing.
Twitter Card Generator
Generate Twitter card meta tags.
Article Schema Generator
Article schema is a JSON-LD structured data block defined by schema.org that describes news, blog or editorial content to search engines. Ad...
Breadcrumb Schema Generator
BreadcrumbList is a schema.org type that describes the position of a page within your site hierarchy. When Google understands the breadcrumb...
Event Schema Generator
Event schema lets Google show a rich card with the event name, date, location, image and ticket price directly in search results, on Google...
Faq Schema Generator
FAQPage is a schema.org type for pages that answer a list of questions, where the answers are written by the site owner rather than by users...
Howto Schema Generator
HowTo schema describes step-by-step instructions for completing a task, such as installing a faucet, baking bread or setting up a router. Ea...
Job Posting Schema Generator
JobPosting schema is the entry point into Google for Jobs, a dedicated search experience that pulls listings directly from employer and job-...
Local Business Schema Generator
LocalBusiness is a schema.org type that describes a physical business with an address, phone number, hours, geographic coordinates and price...
Organization Schema Generator
Organization schema describes the company or non-profit behind a website, capturing the legal name, logo, contact details, founding date, so...
Person Schema Generator
Person schema fits author bios, executive pages, speaker profiles, athlete pages and creator landing pages. It tells Google who the individu...
Product Schema Generator
Product schema describes a single sellable item with name, image, description, brand, GTIN, SKU, price, currency, availability and reviews....
Recipe Schema Generator
Recipe schema describes a cooking recipe with name, image, ingredients, instructions, total time, yield and nutrition information. It is one...
Video Schema Generator
VideoObject schema tells search engines about a video hosted on or embedded in your page, including its title, description, thumbnail, uploa...
Website Schema Generator
WebSite schema describes your site as a single entity with a name, URL, alternate name and optional internal search action. It powers two im...
Image Tools · 29 tools · 0 match
29 free Image Tools - a complete collection of utilities used by designers, marketers and web developers every day. Convert, compress, resiz...
Image Compressor
Compress images without losing quality.
Image Resize
Resize images to any dimension.
Image Cropper
Crop images to any size or aspect ratio in your browser.
Image Filters
Apply brightness, contrast, saturation, blur and other filters to images.
Image Average Color Finder
Find the average dominant color of any image.
Image Color Extractor
Extract a color palette from any image.
Image Color Picker
Click any point on an image to pick its exact color.
Photo Censor
Blur or pixelate parts of a photo to censor sensitive areas.
SVG to PNG Converter
Convert SVG vector files to PNG images in your browser.
SVG Blob Generator
Generate random organic blob shapes as SVG.
Barcode Generator
Generate EAN-13, Code128 and other barcodes instantly.
QR Code Generator
Generate QR codes for any text or URL.
Color Picker
Pick a color and get HEX, RGB, HSL values.
Hex to RGB Converter
Convert HEX color codes to RGB and HSL.
Image to Base64
Convert images to Base64 encoded string.
Base64 to Image
Convert Base64 string back to image.
PNG to JPG Converter
Convert PNG images to JPG format.
JPG to PNG Converter
Convert JPG images to PNG format.
RGB to Hex
Convert RGB color values to hex color codes.
Favicon Generator
Generate a favicon PNG from initials or short text.
Image to Text (OCR)
Extract text from images using OCR - runs entirely in your browser, no upload required.
Image to ASCII Art
Convert any image into ASCII text art with adjustable resolution and character density.
Image Metadata Viewer
View all EXIF, IPTC, XMP and ICC metadata in any image - camera, lens, GPS, capture date, color profile and more. Upload a file or paste a U...
Bulk Image Metadata Audit PRO
Drop up to 50 images at once and export every EXIF / IPTC / XMP / ICC field as CSV or JSON. Perfect for asset libraries, copyright audits, a...
Bulk Image Metadata Cleaner PRO
Strip GPS, camera serial, owner name and all EXIF / IPTC / XMP / ICC blocks from up to 50 JPEG, PNG and WebP images at once. Download cleane...
Photo GPS Map Viewer PRO
Drop a folder of photos and see exactly where each one was taken on an interactive map. GPS coordinates extracted from EXIF, plotted on Open...
Smart Social Cropper
Auto-crop one image into every social aspect ratio (Twitter, Instagram, LinkedIn, Facebook, Pinterest, YouTube, Stories) with subject-aware...
Image Color Story
Drop in any image and get a moodboard-ready palette: 8 dominant colors with HEX/RGB/HSL, a mood label, and copy-paste CSS variable + Tailwin...
Canvas Watermark Batch
Watermark up to 50 images at once with text or a logo PNG. Choose position, opacity, size, and tiling - then download all results as a ZIP....
Password & Encryption · 17 tools · 0 match
17 free Password & Encryption - a complete collection of utilities used by security-conscious users, sysadmins and developers every day. Gen...
MD5 Generator
Generate MD5 hash from any text string.
SHA1 Generator
Generate SHA-1 hash from any string.
SHA256 Generator
Generate SHA256 hash from any string.
SHA224 Generator
Generate SHA-224 hash from any string.
SHA384 Generator
Generate SHA-384 hash from any string.
SHA512 Generator
Generate SHA-512 hash from any string.
Hash Generator
Generate MD5, SHA1, SHA256, SHA512 hashes.
Password Generator
Generate strong random passwords.
Fake IBAN Generator
Generate valid fake IBAN numbers for testing purposes.
Random Number Generator
Generate random numbers within a range.
UUID Generator
Generate universally unique identifiers (UUIDs).
Credit Card Generator
Generate valid test credit card numbers.
Base64 Encoder
Encode text to Base64 format.
Base64 Decoder
Decode Base64 encoded strings.
URL Encoder
Encode URLs for safe transmission.
URL Decoder
Decode URL-encoded strings.
Bcrypt Hash Generator
Generate and verify Bcrypt password hashes with adjustable salt rounds - runs entirely in your browser.
Unit Converter Tools · 24 tools · 0 match
24 free Unit Converter Tools - a complete collection of utilities used by engineers, scientists, students and travellers every day. Convert...
Bytes Converter
Convert bytes to KB, MB, GB, TB and vice versa.
Length Converter
Convert between different length units.
Temperature Converter
Convert Celsius, Fahrenheit, Kelvin.
Weight Converter
Convert between weight units.
Speed Converter
Convert between speed units.
Number to Words Converter
Convert numbers to English words.
Area Converter
Convert between m², ft², acres, hectares, km² and more.
Volume Converter
Convert between L, mL, gallons, cups, m³, ft³ and more.
Time Converter
Convert between nanoseconds, seconds, minutes, hours, days, weeks and years.
Pressure Converter
Convert between Pa, bar, atm, psi, mmHg and more.
Energy Converter
Convert between joules, calories, kWh, BTU and electronvolts.
Power Converter
Convert between watts, kilowatts, horsepower and BTU/hr.
Frequency Converter
Convert between Hz, kHz, MHz, GHz, RPM and BPM.
Angle Converter
Convert between degrees, radians, gradians and turns.
Data Transfer Rate Converter
Convert between bps, Kbps, Mbps, Gbps, KB/s, MB/s and more.
Unix Timestamp Converter
Convert between Unix epoch and human-readable dates with timezones.
Number Base Converter
Convert between binary, octal, decimal, hex, base32 and base64.
Date Difference Calculator
Calculate days, weeks, months and business days between two dates.
Color Format Converter
Convert between HEX, RGB, RGBA, HSL, HSV and CMYK.
Cooking Measurement Converter
Convert cups, tbsp, oz, mL and grams with ingredient density.
Oven Temperature Converter
Convert oven temperatures between Celsius, Fahrenheit and Gas Mark.
Clothing Size Converter
Convert clothing sizes between US, UK, EU, AU and JP.
Shoe Size Converter
Convert shoe sizes between US, UK, EU, JP and CM.
Roman Numeral Converter
Convert Arabic numbers to Roman numerals and back.
Website Tracking · 8 tools · 0 match
5 free Website Tracking - a complete collection of utilities used by marketers, analysts and webmasters every day. Verify analytics, pixels...
GEO IP Locator
Find the geographic location of any IP address.
What Is My Browser
Detect your browser, OS, and device from your User-Agent string.
Is It Down
Check if a website is down for everyone or just you.
IP Address Lookup
Look up geographic and ISP info for any IP address.
Reverse IP Lookup
Find all hostnames associated with an IP address.
Screen Resolution
Screen resolution is the total pixel dimensions of your physical display, such as 1920 by 1080. Viewport size is the area inside your browse...
User Agent Parser
A User-Agent string is a text label your browser sends with every HTTP request, identifying the browser name and version, the rendering engi...
Wordpress Detector
The detector inspects the page source for telltale signatures such as wp-content and wp-includes paths, the generator meta tag, REST API end...
Domain Tools · 19 tools · 0 match
3 free Domain Tools - a complete collection of utilities used by webmasters, IT admins and domain investors every day. Look up domain record...
Domain Age Checker
Find out how old a domain is using WHOIS data.
Domain Hosting Checker
Find the hosting provider and nameservers for any domain.
CAA Record Lookup
A CAA, or Certification Authority Authorization, record lists which certificate authorities are allowed to issue SSL or TLS certificates for...
Cloudflare Detector
It checks several signals: nameservers ending in .ns.cloudflare.com, the resolved IP falling inside published Cloudflare ranges, specific HT...
DKIM Checker
DKIM, or DomainKeys Identified Mail, lets a sending server cryptographically sign outgoing messages with a private key. The matching public...
DMARC Checker
DMARC, or Domain-based Message Authentication, Reporting, and Conformance, builds on SPF and DKIM to tell receivers what to do when a messag...
DNS Propagation Checker
DNS propagation is the period during which a record change at the authoritative name servers spreads to resolvers around the world. Each res...
DNSBL Checker
A DNSBL, or DNS-based Blocklist, is a list of IP addresses or domains known for sending spam, hosting malware, or other abusive behavior. Ma...
DNSSEC Checker
DNSSEC, the Domain Name System Security Extensions, adds cryptographic signatures to DNS responses so resolvers can verify the data was not...
Domain Availability
The tool queries the registry's WHOIS or RDAP service for the domain. If the response indicates "no match" or "not found", the name is avail...
HSTS Checker
HSTS, or HTTP Strict Transport Security, is a response header that tells browsers to only ever connect to a site over HTTPS. Once a browser...
MX Record Lookup
An MX, or Mail Exchanger, record tells the internet which servers are responsible for accepting email for a domain. When someone sends a mes...
NS Record Lookup
NS, or Name Server, records identify the authoritative DNS servers for a domain. When any resolver wants to look up a record for example.com...
Punycode Converter
Punycode is an encoding that represents Unicode characters using only the ASCII letters, digits, and hyphens that DNS supports. It allows in...
SOA Record Lookup
SOA stands for Start of Authority. Every DNS zone has exactly one SOA record, which holds metadata about the zone itself rather than any hos...
SPF Checker
SPF, the Sender Policy Framework, lets a domain publish a list of servers authorized to send mail on its behalf. Receiving servers read the...
Subdomain Finder
The tool queries Certificate Transparency logs, which are public, append-only ledgers of every TLS certificate issued by participating CAs....
TXT Record Lookup
TXT records hold arbitrary text strings attached to a domain. Originally meant for human-readable notes, they now carry critical machine-rea...
Typo-squatting Detector
Generate common typo and TLD variants of a domain, then check which are actually registered. Brand-protection use case.
Calculators · 67 tools · 0 match
14 free Calculators - a complete collection of utilities used by students, professionals, freelancers and finance-curious users every day. C...
Age Calculator
Calculate exact age in years, months, and days from a date of birth.
Hours Calculator
Calculate the hours and minutes between two times.
Twitter Ad Revenue Calculator
Estimate your potential Twitter/X ad revenue from impressions.
Tip Calculator
Calculate restaurant tips and split the bill between people instantly.
EMI / Loan Calculator
Calculate monthly EMI, total interest and full amortization for any loan.
Compound Interest Calculator
Project savings growth with compounding, regular contributions and a year-by-year breakdown.
Currency Converter
Convert between 30+ world currencies with live ECB exchange rates.
Pet Age Calculator
Convert your dog or cat's age into human years using breed-size adjusted formulas.
Sleep Cycle Calculator
Find the best bedtime or wake time based on 90-minute REM sleep cycles.
Caffeine Half-Life Calculator
Track how much caffeine is in your bloodstream over 24 hours and find your safe-to-sleep time.
BAC Calculator
Estimate blood alcohol content using the Widmark formula based on weight, gender and drinks.
Recipe Scaler
Scale any recipe up or down by changing the serving size - auto-detects measurements and fractions.
A/B Test Significance Calculator
Did your A/B test actually win? Returns p-value, statistical significance, and minimum sample size for 95% confidence.
Break-Even Calculator
How many units (or revenue dollars) you need to sell to cover fixed costs. Returns break-even units, revenue, and contribution-margin breakd...
Burn Rate & Runway Calculator
Monthly cash burn and how long your runway lasts. Enter cash balance and recent expenses; get net burn, gross burn, and runway in months.
CAC, LTV & LTV:CAC Calculator
SaaS unit economics in one place - customer acquisition cost, lifetime value, and the LTV:CAC ratio that signals whether the business scales...
Cap Rate Calculator
Capitalization rate for real estate - NOI ÷ property value. Returns cap rate, gross rent multiplier, and cash-on-cash return.
Conversion Funnel Calculator
Multi-step funnel drop-off analyzer. Enter users at each stage; the tool shows step rates, biggest drop-off, and impact of fixing each step.
CPM, CPC & CPA Calculator
Three ad-spend metrics in one place - cost per thousand impressions, cost per click, and cost per acquisition. Convert between them in eithe...
Email Marketing Metrics Calculator
Open rate, CTR, click-to-open rate, unsubscribe rate, bounce rate, and revenue-per-email. Every email metric in one view with industry bench...
Fuel Cost Calculator
Trip fuel cost based on MPG, distance, and gas price. Supports US (MPG) and metric (L/100km). Compare vehicles or estimate annual fuel spend...
Hourly to Annual Salary Calculator
Convert between hourly wage and annual salary, accounting for hours worked, holidays, vacation, and unpaid time off.
Loan Affordability Calculator
What loan amount can you actually afford? Enter income, debt, rate, and term; the tool back-solves for the maximum loan within lender DTI li...
Loan-to-Value Ratio Calculator
LTV ratio for mortgage applications. Flags whether PMI is required and shows the down payment needed for 80%, 90%, 95% thresholds.
Markup vs Margin Calculator
Convert between markup (% over cost) and margin (% of price). Side-by-side calculation that prevents the most common pricing mistake.
Mortgage Calculator
Full mortgage payment breakdown - monthly P&I, total interest, and a year-by-year amortization schedule showing principal vs interest split.
NPV and IRR Calculator
Discounted cash flow analysis - paste a year-by-year cash flow stream and get the net present value and internal rate of return at your chos...
Overtime Pay Calculator
Federal time-and-a-half overtime. Supports state-specific rules where overtime kicks in at 8 hours/day instead of 40 hours/week.
Payback Period Calculator
How long until cumulative cash flows recover the initial investment - simple and discounted payback with year-by-year running totals.
PTO & Vacation Accrual Calculator
How many vacation/PTO days you have accrued. Returns current balance, accrual per pay period, and projected year-end balance.
Refinance Break-Even Calculator
Should you refinance? Calculates how many months until refinance savings cover closing costs, factoring in new rate and term.
Rent vs Buy Calculator
Should you rent or buy? Compares 5/10/30-year cost of renting vs owning, including taxes, maintenance, and opportunity cost.
ROAS Calculator
Return on ad spend - revenue per dollar of ad cost. Returns ROAS as both ratio and percentage, plus breakeven ROAS based on your gross margi...
ROI Calculator
Calculate return on investment for any project, ad campaign, or asset purchase - enter cost and final value, get ROI%, gain, and annualized...
Take-Home Pay Calculator
Convert gross pay to net pay - federal tax, FICA, state tax, and pre-tax deductions like 401(k) and health insurance, per paycheck and per y...
BMI Calculator
BMI equals weight in kilograms divided by height in meters squared. For imperial units, it is weight in pounds times 703, divided by height...
BMR Calculator
Basal Metabolic Rate is the energy your body uses to keep you alive at complete rest: breathing, circulating blood, regulating temperature,...
Body Fat Percentage
It uses circumference measurements: neck and waist for men, plus hips for women, combined with height. The formula was developed by the Navy...
Calorie Calculator
The tool uses the Mifflin-St Jeor equation to estimate your basal metabolic rate (BMR), then multiplies it by an activity factor to give Tot...
Discount Calculator
Multiply the original price by (1 minus the discount as a decimal). A 25 percent discount on $80 means 80 times 0.75, which equals $60. The...
Fraction Calculator
It finds a common denominator (the product of the two denominators is always safe), rewrites each fraction with that denominator, adds the n...
GCD LCM Calculator
GCD (greatest common divisor) is the largest number that divides both inputs. LCM (least common multiple) is the smallest number that both i...
GST Calculator
GST exclusive means the price you see does not include tax, and GST is added on top. GST inclusive means the price already contains the tax,...
Heart Rate Zones
The calculator first estimates your maximum heart rate (MHR) using 220 minus age, then applies the Karvonen formula with your resting heart...
Ideal Weight Calculator
Devine (1974), Hamwi (1964), Robinson (1983), and Miller (1983) are four widely cited formulas, each developed for a different purpose. Devi...
Investment Calculator
Compound interest is interest earned on both your original principal and on previously earned interest. Over time it accelerates growth dram...
Linear Equation Solver
For two equations a1*x + b1*y = c1 and a2*x + b2*y = c2, Cramer's rule expresses x and y as ratios of determinants. The denominator is the d...
Logarithm Calculator
A logarithm is the inverse of exponentiation. Log base b of x asks the question: what power do I raise b to in order to get x? Log base 10 o...
Macros Calculator
It first finds your daily calorie target based on goal (cut, maintain, or bulk), then assigns a percentage to protein, carbs, and fat. A com...
Mean Median Mode
The mean is the arithmetic average: add all values and divide by the count. The median is the middle value once the list is sorted, or the a...
Ovulation Calculator
It assumes ovulation occurs 14 days before your next expected period. So for a 28-day cycle ovulation is on day 14, for a 30-day cycle it is...
Percentage Change Calculator
The formula is (new value minus old value) divided by old value, times 100. If something went from 50 to 75, the change is 25 divided by 50,...
Permutation Combination
Permutations care about order; combinations do not. Picking a president, vice-president, and secretary from a club is a permutation because...
Pregnancy Due Date
The standard method is Naegele's rule: take the first day of your last menstrual period (LMP), add 280 days (40 weeks), and that is the esti...
Prime Number Checker
A prime is a whole number greater than 1 that has exactly two divisors: 1 and itself. The first few are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29....
Probability Calculator
Divide the number of favourable outcomes by the total number of equally likely outcomes. Rolling a 4 on a fair die is 1 divided by 6, or abo...
Quadratic Equation Solver
For an equation ax^2 + bx + c = 0, the roots are x equals minus b plus or minus the square root of (b squared minus 4ac), all divided by 2a....
Revenue Growth Calculator
Revenue growth percentage equals (new revenue minus old revenue) divided by old revenue, times 100. If a business earned $100,000 last year...
Running Pace Calculator
It converts between three values: pace (minutes per kilometer or mile), total time, and distance. Enter any two and it solves for the third....
Salary Calculator
Divide annual salary by the number of working hours per year. The standard assumption is 40 hours times 52 weeks, or 2,080 hours. So $52,000...
Sales Tax Calculator
Sales tax is a single-stage tax charged only at the final retail sale, common in the United States. VAT and GST are multi-stage taxes collec...
Standard Deviation
Population standard deviation divides by N, while sample standard deviation divides by N minus 1. Use the population formula when your data...
Triangle Calculator
You can solve any triangle from three known pieces, as long as at least one is a side. Common cases are SSS (three sides), SAS (two sides an...
Variance Calculator
Variance is the average of the squared deviations from the mean. Standard deviation is just the square root of variance. They measure the sa...
Water Intake Calculator
The calculator uses your body weight as the main input (typically 30 to 35 ml per kilogram, or about half an ounce per pound) and adds extra...
Meeting Cost Calculator
Calculate the real $ cost of a meeting from attendee salaries, duration, and an overhead multiplier.
Subscription Cost Auditor
Audit your monthly subscriptions - see total spend, per-hour cost, and which subs to cancel. Data stays in your browser.
Developer Tools · 54 tools · 0 match
33 free Developer Tools - a complete collection of utilities used by frontend, backend and full-stack developers every day. Format, validate...
JSON Formatter
Validate, format, and minify JSON data.
JSON Editor
Edit and explore JSON with a live split-panel code and tree view editor.
HTML Formatter
Beautify and format HTML code with proper indentation.
CSS Formatter
Beautify and format CSS code with proper indentation.
JavaScript Formatter
Beautify and format JavaScript code with proper indentation.
CSS Minifier
Minify CSS code to reduce file size.
HTML Minifier
Minify HTML code to reduce page size.
JavaScript Minifier
Minify JavaScript code to reduce file size.
HTML Encoder / Decoder
Encode or decode HTML entities in any text.
JWT Encoder / Decoder
Encode and decode JSON Web Tokens (JWT) in your browser.
Code to Image Converter
Convert code snippets into beautiful shareable images.
Fake Name Generator
Generate realistic fake person data for testing.
Credit Card Validator
Validate credit card numbers using the Luhn algorithm.
Regex Tester
Test JavaScript regular expressions in real time with match highlighting and capture groups.
Markdown Editor
Write Markdown with live HTML preview, copy or download the rendered output.
Text Diff Checker
Compare two pieces of text and visualise added, removed and changed lines side-by-side.
Cron Expression Builder
Build and parse cron expressions with plain-English explanations and next run previews.
SQL Formatter
Format and beautify SQL queries with proper indentation across MySQL, PostgreSQL and other dialects.
HTML Parser
Paste HTML and explore the DOM tree, test CSS selectors, and see matched elements highlighted live.
HTML Validator
Validate HTML markup - find unclosed tags, missing alt text, heading hierarchy and accessibility issues.
HTML to JSON Converter
Convert any HTML markup into a clean JSON tree structure with tag, attributes and children.
Subnet / CIDR Calculator
Calculate network address, broadcast, usable hosts, subnet mask and binary representation for any IPv4 CIDR block.
Mailto Link Generator
Build mailto: links with multiple recipients, CC, BCC, subject and pre-filled body.
Markdown Table Generator
Build Markdown tables visually or paste CSV/TSV - with column alignment and live preview.
HTML to JSX Converter
Convert raw HTML to React JSX: rewrites class to className, camelCases attributes and self-closes void elements.
YAML / TOML Converter
Round-trip between YAML, JSON and TOML. Paste any format, convert to either of the others instantly.
Mock JSON Data Generator
Generate realistic fake JSON data - names, emails, phones, addresses, dates and more - by the hundreds.
HTTP Status Code Reference
Searchable reference of every HTTP status code (1xx-5xx) with descriptions and when to use each.
Carbon Footprint Checker
We fetch the page once with a real browser User-Agent, follow redirects, and measure how many bytes the server actually returns. Then we app...
CSV To JSON
By default the first row of the CSV is treated as the header, and each subsequent row becomes a JSON object whose keys are those header name...
Disposable Email Detector
A disposable or throwaway email address is created by a free service such as Mailinator, Guerrilla Mail, 10MinuteMail or Temp-Mail. Users si...
Email Header Analyzer
Headers contain the full delivery story of a message. You can see every server hop in the Received chain, the originating IP, timestamps for...
Email Signature Generator
A strong signature has your full name, job title, company name, a primary contact method such as a direct phone number, and a clickable link...
Email Subject Tester
The tester scores three main factors. Length should fall between 30 and 50 characters so it does not get truncated on mobile. Spam-trigger w...
Email Validator
The validator runs two layers of checks. First, it confirms the address follows RFC 5322 syntax rules covering the local part, the @ symbol...
HTML Element Generator
Details creates a native disclosure widget - a collapsible section that toggles open and closed without any JavaScript. Summary is the alway...
HTML Input Generator
You can generate every standard HTML5 input type including text, email, password, number, tel, url, search, date, time, datetime-local, mont...
HTML Media Embed Generator
Wrap the video or iframe in a container with an aspect-ratio rule, or use the native CSS aspect-ratio property like aspect-ratio: 16 / 9 on...
HTML Text Tag Generator
Strong and em carry semantic weight - strong means the content is important and em means stressed emphasis, both of which screen readers con...
JSON Diff
A text diff compares character by character and reports formatting changes like reordered keys or whitespace as differences, even when the d...
JSON Schema Validator
JSON Schema is a vocabulary for describing the shape of JSON data - required keys, allowed types, value ranges, string patterns, and enums....
JSON To CSV
The input must be an array of objects where each object represents one row. The keys of the first object become the CSV header, and subseque...
JSON To Typescript
The generator walks the JSON, picks the narrowest matching TypeScript type for each value, and bubbles up object types with named interfaces...
JSON To XML
Each key becomes the name of an XML element, and its value becomes the element content. Object values produce nested elements, primitive val...
JSON To YAML
JSON uses braces and brackets to mark objects and arrays, with strict comma separators and double-quoted keys. YAML relies on indentation an...
Jsonpath Evaluator
JSONPath is a query language for selecting nodes inside a JSON document, designed to feel like XPath but adapted for JSON. The dollar sign r...
Title Tag Ctr Predictor
It applies a rule-based scoring model with eight signals that each map to a delta against a baseline of 50. Length (50-60 chars = +20, 40-50...
XML To JSON
Each element name becomes a JSON key, and its content becomes the value. Elements with only text become string values, elements with childre...
YAML To JSON
YAML uses indentation to express nesting, so a misaligned space changes structure rather than just appearance. Tabs are forbidden because th...
Cron to English
Translate any cron expression to plain English and preview the next 10 run times in your local timezone.
curl ↔ fetch ↔ axios Converter
Convert any cURL command to JavaScript fetch or axios - and back, with auto-detection.
JSON Schema Diff
Compare two JSON Schemas side-by-side. Shows added, removed and changed fields with semantic meaning.
Regex from Examples
Paste lines that should match and lines that should not - get a regex that satisfies both.
CSP Generator from URL
Crawl a URL to discover all script/style/image/font origins, then generate a Content-Security-Policy header that won't break the site.
CSS Tools · 19 tools · 0 match
14 free CSS Tools - a complete collection of utilities used by frontend developers and UI designers every day. Generate CSS code, gradients,...
CSS Gradient Generator
Create beautiful CSS gradients with a live preview.
CSS Box Shadow Generator
Generate CSS box-shadow with live visual preview.
CSS Border Radius Generator
Generate complex CSS border-radius shapes visually.
CSS Glassmorphism Generator
Generate glassmorphism CSS effects with live preview.
CSS Loader Generator
Generate animated CSS loading spinners.
CSS Checkbox Generator
Generate custom-styled CSS checkboxes.
CSS Switch Generator
Generate custom CSS toggle switch components.
CSS Clip Path Generator
Generate CSS clip-path shapes visually.
CSS Background Pattern Generator
Generate CSS repeating background patterns.
CSS Cubic Bezier Generator
Create custom CSS cubic-bezier easing curves.
CSS Text Glitch Effect Generator
Generate CSS glitch text animation effects.
CSS Triangle Generator
Generate CSS triangles using the border trick.
CSS Specificity Calculator
Calculate the specificity (a-b-c-d) of any CSS selector and compare two selectors side-by-side.
Tailwind ↔ CSS Converter
Convert Tailwind utility classes to plain CSS and back - supports 200+ common utilities.
CSS Animation Generator
Define a `@keyframes` rule with named percentages (or `from`/`to`) describing property values at points in the timeline. Apply the animation...
CSS Filter Generator
CSS filters chain together by space-separating each function in a single `filter` declaration, like `filter: blur(2px) brightness(1.2) contr...
CSS Text Style Generator
`letter-spacing` adjusts the gap between every character, useful for tightening headlines or loosening uppercase labels. `word-spacing` only...
CSS Transform Generator
Transforms are applied right-to-left in the function list. Writing `transform: translate(50px) rotate(45deg);` first rotates the element aro...
CSS Transition Generator
Transitions are perfect for state changes triggered by user interaction or class toggles, like hover effects, theme swaps, and accordion exp...
Color Tools · 12 tools · 0 match
12 free Color Tools - a complete collection of utilities used by designers, frontend devs and brand teams every day. Pick, convert and explo...
Color Shades Generator
Generate light and dark shades for any color.
Color Mixer
Mix two colors together and see the result.
HEX to RGBA Converter
Convert HEX color codes to RGBA with opacity control.
RGBA to HEX Converter
Convert RGBA color values to HEX color codes.
WCAG Color Contrast Checker
Check foreground/background contrast ratio against WCAG AA and AAA standards.
Color Blindness Simulator
See how a color appears under 8 types of color vision deficiency.
Color Palette Generator
Generate complementary, analogous, triadic, tetradic and other color harmonies.
Tailwind Color Scale Generator
Generate a full Tailwind-style 50-950 color scale from any base color.
Random Color Generator
Generate a random aesthetically pleasing color with copy and regenerate.
Color Name Finder
Find the nearest CSS named color for any HEX value.
Lighten / Darken Color
Lighten or darken a color by a specific percentage.
Color Inverter
Invert any color to its RGB opposite.
Social Media Tools · 40 tools · 0 match
17 free Social Media Tools - a complete collection of utilities used by social media managers and creators every day. Plan posts, generate c...
Tweet Generator
Create realistic fake tweet screenshots for mockups.
Instagram Post Generator
Generate a realistic Instagram post mockup.
Instagram Story Generator
Create a realistic Instagram story mockup.
Instagram DM Generator
Generate a fake Instagram direct message conversation.
WhatsApp Chat Generator
Create a realistic WhatsApp chat conversation mockup.
iMessage Chat Generator
Generate a realistic Apple iMessage conversation mockup.
YouTube Thumbnail Grabber
Download all thumbnail sizes from any YouTube video URL.
Vimeo Thumbnail Grabber
Download thumbnails from any Vimeo video URL.
Tweet to Image Converter
Convert a tweet mockup into a downloadable image.
Bluesky Character Counter
Tracks Bluesky 300 grapheme post limit and 3,000 byte cap.
WhatsApp Link Generator
Generate click-to-chat WhatsApp wa.me links with pre-filled phone number and message.
SMS Link Generator
Generate click-to-text SMS links with pre-filled phone number and message body.
Engagement Rate Calculator
The most common formula is (likes + comments + shares + saves) ÷ reach × 100, expressed as a percentage. Some calculators use followers as t...
Facebook Post Counter
Facebook technically allows up to 63,206 characters in a status update, which is far more than anyone should use. The counter helps you meas...
Hashtag Counter Validator
It counts the hashtags in a piece of text and validates them against each platform's rules: Instagram (30 max on posts, 10 on Stories), Link...
Hashtag Generator
Quality generators analyze your topic or seed words, then suggest hashtags based on relevance, current popularity, and platform-specific nor...
Hashtag Mix Suggester
A balanced Instagram mix layers tags by reach: roughly 5 large (1M+ posts), 10 medium (100K to 1M), 10 small (10K to 100K), and 5 niche (und...
Instagram Caption Counter
Instagram allows up to 2,200 characters per caption on feed posts, Reels, and carousels. You can use up to 30 hashtags per post and 10 hasht...
Linkedin Post Counter
LinkedIn allows up to 3,000 characters per text post on the main feed. Articles published through LinkedIn's long-form publisher have a much...
Linkedin Post Mockup
LinkedIn mockups are useful for marketing decks, case studies, social proof galleries, blog visuals, and design concepting before going live...
Pinterest Pin Counter
Pinterest allows up to 100 characters in a pin title and 500 characters in the description. Board names can be up to 50 characters and board...
Reddit Post Mockup
Reddit mockups support journalism, marketing case studies, blog screenshots, and content comp design. Reddit threads age quickly and can be...
Social Aspect Ratio Calc
Square 1:1 (Instagram feed), portrait 4:5 (Instagram, Facebook feed), vertical 9:16 (Stories, Reels, TikTok, YouTube Shorts), landscape 16:9...
Social Character Counter
A universal counter saves you from juggling separate tools when you cross-post copy. It shows your text against every platform's limit simul...
Social Image Resizer
Instagram feed (1080x1350 portrait, 1080x1080 square), Story/Reel (1080x1920), X post (1600x900 or 1200x675), Facebook feed (1200x630), Link...
Threads Character Counter
Threads currently allows up to 500 characters in a single post. The counter ticks down in real time as you type, and Threads will block subm...
Tiktok Caption Counter
TikTok captions support up to 2,200 characters, the same limit as Instagram. This raised cap (from the original 150) lets creators add SEO-s...
Tiktok Comment Mockup
TikTok comment mockups appear in green-screen reaction videos, blog posts, marketing case studies, and design comps. Creators frequently tur...
Twitter Character Counter
Free X accounts are capped at 280 characters per post. X Premium (Blue) subscribers can post up to 25,000 characters per single post. Replie...
Twitter Embed Generator
Paste the X post URL into the generator and copy the resulting `` snippet plus the X widgets.js script. The blockquote shows fallback text i...
Wedding Date Styles
Tattoos and weddings are the most common reasons. Roman numerals are popular for wedding date tattoos and stationery. Binary and hex are fav...
Youtube Comment Mockup
YouTube comment mockups support video thumbnails, blog headers, ad creative, and social proof visuals. Creators often quote a great comment...
Youtube Embed Generator
It produces an HTML iframe snippet you paste into your website, blog, or CMS to display a YouTube video inline. Modern embeds wrap the ifram...
Youtube Timestamp Link
Append `?t=` followed by the start time in seconds or in `1h2m3s` format. Example: `https://youtu.be/abc123?t=90` jumps to 1 minute 30 secon...
Youtube Title Description Counter
YouTube titles can be up to 100 characters and descriptions up to 5,000. Channel descriptions are capped at 1,000 characters. Live stream ti...
Cross-platform Post Preview
Type once, preview live on X, LinkedIn, Facebook, Threads, Bluesky, and Instagram side-by-side with truncation and platform character limits...
UTM Audit & Linter
Paste a list of URLs with UTM parameters and find inconsistencies: casing, missing fields, duplicates, typos. Export a fixed CSV.
Post Schedule Heatmap
Drop your social platform's analytics export (CSV) - get a heatmap of best posting times based on YOUR engagement, not generic advice.
Hashtag Banned/Shadowban Checker
Paste a list of hashtags. Checks against a curated database of known banned and shadowbanned tags on Instagram, TikTok, and X.
Bio Link A/B Compare
Build two link-in-bio pages side by side (different layouts, colors, link orders) to A/B test which performs better.
PDF Tools · 19 tools · 0 match
10 free PDF Tools - a complete collection of utilities used by office workers, students and small-business owners every day. Merge, split, c...
PDF Merger
Combine multiple PDFs into a single file. 100% browser - your files never upload.
PDF Splitter
Split a PDF into separate files by page ranges. Runs entirely in your browser.
PDF Page Reorder
Drag and drop pages to rearrange a PDF.
PDF Page Rotator
Rotate selected pages 90, 180 or 270 degrees.
PDF Page Deleter
Delete or extract specific pages from a PDF.
PDF to Images
Extract every page of a PDF as PNG or JPG.
Image to PDF
Combine multiple images (JPG, PNG) into one PDF.
HTML to PDF
Convert HTML content to a downloadable PDF.
PDF Metadata Editor
View and edit PDF metadata: title, author, subject, keywords.
PDF Password Protect
Add a password to encrypt a PDF.
CSV to PDF Converter
Convert CSV data to a clean, paginated table PDF. Upload a .csv file or paste data, add an optional title, choose paper orientation, and dow...
Markdown to PDF Converter
Convert Markdown to a clean, paginated PDF. Live preview as you type, custom filename, all client-side - your content never leaves your brow...
PDF to HTML Converter
Convert any PDF to a standalone HTML document. Preserves paragraph structure and page breaks; output is editable plain HTML you can re-style...
PDF to Text Extractor
Extract the plain text from any PDF - page-by-page output with clean line breaks. Copy or download as a .txt file, all in your browser.
Text to PDF Converter
Convert plain text to a paginated PDF. Choose paper size, font size, and filename. Auto-wraps long lines and paginates cleanly.
Excel to PDF Converter
Convert .xlsx spreadsheets to PDF in your browser. Renders each sheet as a styled table with header row, alternating rows, and choice of ori...
Word to HTML (.docx to .html)
Convert .docx to clean, semantic HTML. Preserves headings, lists, tables, bold/italic, links, and images (as embedded data URLs). Output is...
Word to PDF Converter
Convert .docx files to PDF entirely in your browser. Preserves headings, paragraphs, lists, tables, bold/italic and images. Files never leav...
Word to Text (.docx to .txt)
Extract the plain text from any .docx file. Strips formatting but preserves paragraph breaks, lists, and table content. Copy or download as...
Productivity Tools · 55 tools · 0 match
6 free Productivity Tools - a complete collection of utilities used by professionals, students and remote workers every day. Save time on ev...
Typing Speed Test
Test your typing speed (WPM) and accuracy with timed challenges in 15, 30 or 60 second runs.
Wheel of Names
Spin a wheel of names to randomly pick a winner - perfect for giveaways, raffles and classroom picks.
Tournament Bracket Maker
Build single-elimination tournament brackets for 4-64 teams with auto byes and printable layout.
Sudoku Generator
Generate printable Sudoku puzzles in 4 difficulty levels with one-click reveal of the solution.
Word Search Generator
Create printable word search puzzles from your own list of words - perfect for classrooms and parties.
Mind Map Maker
Build a clean radial mind map by typing nested topics - auto-laid out and exportable as SVG.
Bill of Sale Generator
Bill of sale for private transactions - vehicles, boats, equipment. Documents parties, item details, price, and "as-is" disclaimer.
Letter of Recommendation Generator
Professional recommendation letter for admissions, jobs, or scholarships. Guided prompts produce specific, substantive examples.
Pay Stub Generator
Create itemized pay stubs for employees and self-employed individuals. Gross pay, federal/state withholdings, FICA, deductions, and net pay.
Receipt Generator
Generate professional itemized receipts for business purchases, expense reports, and reimbursements. Includes downloadable PDF and tax calcu...
Rental Agreement Generator
Simple residential lease - fillable template covering rent, deposit, term, utilities, and standard clauses. Print-ready PDF for month-to-mon...
Trip Cost Splitter
Splitwise-style group expense splitter. Each person enters what they paid; the tool computes the minimum transfers to settle up.
ATS Resume Score Checker
It compares your resume against a job description and gives you a 0-100 match score. Behind the scenes it tokenizes the job description, fil...
Bibliography Builder
In MLA, the list is called Works Cited and includes only sources you cited in the paper. In APA, it is called References. Chicago uses Bibli...
Bio Data Builder
Biodata is a personal profile document common in India, Bangladesh, Pakistan, and Nepal, used mostly for matrimonial purposes and some gover...
Birthday Calculator
It uses Zeller's congruence or an equivalent calendar formula to map any date in the Gregorian calendar to a weekday. The calculation handle...
Calendar Generator
Yes. You can generate calendars for any year from the distant past to far in the future. The Gregorian calendar rules (every fourth year is...
Citation Generator
It produces APA (7th edition), MLA (9th edition), Chicago (17th edition, both notes-bibliography and author-date), and IEEE. APA is standard...
Coin Flip
Yes. The flip uses a high-quality random number generator that produces heads and tails with equal 50 percent probability, with each flip in...
Countdown Timer
You can count down hours, minutes, and seconds. The timer computes a target timestamp when you start it and renders the difference on every...
Cover Letter Builder
Three to four short paragraphs on a single page, totalling 250 to 400 words. Hiring managers skim, so density matters more than length. The...
Cover Letter Tailor
It extracts structured signals from your inputs: the company name and role title from the job description, your years of experience and rece...
CV Builder
In the US, a CV is a long academic document listing publications, conferences, grants, teaching, and references, while a resume is a one-pag...
Dice Roller
Standard tabletop dice are all included: D4 (4-sided), D6 (cube), D8, D10, D12, D20 (icosahedron), and D100 (percentile). You can also enter...
Freelance Contract Generator
A written contract protects both sides by setting expectations on scope, deadlines, payment, revisions, and ownership. Verbal agreements are...
GPA Calculator
Unweighted GPA treats every course on the same scale, usually 0 to 4.0, regardless of difficulty. Weighted GPA gives extra points to honors,...
Grade Calculator
Each assignment or category has a weight expressed as a percentage of the final grade. The calculator multiplies your score on each item by...
Invoice Generator
A valid invoice generally requires a unique invoice number, the issue date, your business name and address, the customer's name and address,...
Linkedin About Generator
You fill in a guided form with your role, years of experience, top skills, a signature achievement, two values you bring, your industry nich...
Linkedin Headline Generator
A strong headline goes beyond your job title. It mentions what you do, who you help, and what outcome you deliver, in 220 characters or fewe...
Linktree Bio Link Page
A bio link page is a single web page that holds multiple links - to your shop, latest video, podcast, contact form, and so on - used as the...
List Picker
Paste your list (one item per line, or comma-separated), choose how many to pick, and the tool returns a uniformly random selection. Each it...
Lottery Number Generator
No. Lottery draws are independent random events, so any number combination is equally likely. The generator picks a fair random combination,...
NDA Generator
A mutual non-disclosure agreement is a contract where both parties agree to protect each other's confidential information. It is appropriate...
Pomodoro Timer
The classic Pomodoro Technique uses 25 minutes of focused work followed by a 5 minute short break, repeated four times, then a longer 15 to...
Privacy Policy Generator
For almost every modern website or app, yes. The EU GDPR, UK GDPR, California CCPA, Brazil LGPD, India DPDP Act, and most other modern data...
Quote Estimate Generator
A quote is a fixed price commitment - once accepted, you are bound to deliver at that price. An estimate is an approximate figure that may c...
Random Date Generator
Pick a start date and an end date using the two date pickers. The generator returns a date that is uniformly random across the entire span,...
Random IP Generator
It produces syntactically valid IPv4 or IPv6 addresses, but does not guarantee they are routable on the public internet. By default it avoid...
Random Letter Generator
It supports the 26-letter English alphabet by default and can switch to uppercase, lowercase, or mixed case. Extended modes cover the full L...
Random Quote Generator
The tool ships with a curated bundled set of well-known quotes from authors, philosophers, scientists, and public figures. They are selected...
Random Sentence Generator
It uses a Lorem-style word pool combined with simple grammar templates (subject-verb-object, with optional adjectives and adverbs). Each slo...
Random Time Generator
By default the generator returns hours and minutes (HH:MM), which gives 1440 possible values across a 24-hour day. You can switch to second-...
Random Word Generator
The generator pulls from a curated English word list and uses your browser's cryptographic random source where available, falling back to a...
Reading Time Calculator
The tool counts words in your text and divides by an assumed reading speed measured in words per minute. The default is 238 wpm for adults r...
Resignation Letter Builder
Two weeks is the standard minimum in the US for non-executive roles. The UK and most of Europe require whatever your contract specifies, typ...
Resume Builder
A strong one-page resume includes a header with your name and contact details, a short professional summary, work experience in reverse chro...
Salary Negotiation Email
It looks at the gap between your current offer and your target salary as a percentage. A gap of 20% or more triggers the "high-anchor" templ...
Stopwatch
The stopwatch uses the browser's high-resolution performance timer, which is accurate to fractions of a millisecond on modern devices. The d...
Terms Of Service Generator
For any website that lets users sign up, post content, buy something, or use a service, yes. Terms of service set the rules for using your s...
Time Zone Converter
The converter uses the IANA time zone database, which knows the exact DST rules and historical transitions for every region. When you pick a...
Time Zone Meeting Grid
It builds a 24-column grid where each column is one hour of your anchor city's day, and each row is a city you picked. For every cell it com...
Workday Calculator
A workday is any day from Monday to Friday by default. Saturdays and Sundays are excluded automatically. You can also enter holidays as excl...
World Clock
The clock reads the current time from your device and applies the offset for each city using the IANA time zone database. Because your devic...
Yes No Decision
Yes. The tool flips a uniformly random binary, so each outcome has exactly a 50 percent chance, independent of previous flips. There is no h...
Audio Tools · 8 tools · 0 match
8 free Audio Tools - a complete collection of utilities used by podcasters, musicians and content creators every day. Convert, trim and anal...
Audio Recorder
Record audio from your microphone and download it as a WAV file - runs entirely in your browser.
Text to Speech
Convert text into spoken audio using your browser's built-in voices with adjustable rate and pitch.
Speech to Text
Transcribe spoken words into text in real-time using your microphone (Chrome, Edge and Safari).
Tone Generator
Generate pure sine, square, triangle and sawtooth tones at any frequency for hearing tests and tuning.
Metronome
Online metronome with adjustable BPM, time signatures and tap-tempo for musicians.
Audio Metadata Viewer
Inspect ID3 / Vorbis / iTunes tags and audio stream details - codec, bitrate, sample rate, channels - and view embedded cover art. Powered b...
Bulk Audio Metadata Audit PRO
Verify ID3 / Vorbis tags, sample rates, channels and ReplayGain across hundreds of tracks. CSV export reveals tag inconsistencies in seconds...
Bulk Audio Metadata Cleaner PRO
Strip ID3 / Vorbis / iTunes tags, embedded cover art and album info from up to 50 MP3, FLAC and WAV files at once. Audio stream is not re-en...
Video Tools · 6 tools · 0 match
6 free Video Tools - a complete collection of utilities used by creators, marketers and editors every day. Convert, compress and trim video...
Video to GIF
Convert any video clip into an animated GIF - trim, set FPS and resize, all in your browser.
GIF Maker from Images
Combine multiple images into an animated GIF with custom frame delay and loop count.
Video Frame Extractor
Capture frames from any video and download them as PNG or JPG, individually or all at once.
Video Metadata Viewer
Inspect every track in any video - codec, resolution, frame rate, bitrate, audio channels, sample rate, and more. Powered by MediaInfo. Uplo...
Bulk Video Metadata Audit PRO
Audit codec, resolution, frame rate, bitrate and audio tracks across an entire video library. Combined CSV export drops straight into Excel...
Bulk Video Metadata Cleaner PRO
Strip GPS, camera info, recording metadata and embedded thumbnails from up to 50 MP4 / MOV / M4V videos at once. Video and audio streams sta...
Bulk Tools · 33 tools · 0 match
Premium bulk-action tools for agencies, e-commerce, and power users. Process hundreds of files at once.
Bulk QR Code Generator with Logo PRO
Generate hundreds of branded QR codes from a CSV or pasted list. PNG with center logo or scalable SVG. Custom colors, size, margin.
Bulk Barcode Generator with Logo PRO
Generate CODE128/EAN-13/UPC-A and 7 other barcode types in bulk. PNG or SVG output, optional logo header, code label below.
Bulk Image Resize / Compress / Convert PRO
Resize, compress, and convert up to 200 images in one go. JPG, PNG, WebP, GIF input → optimized ZIP. Preserves aspect ratio.
Bulk Image Watermark (Logo + Text) PRO
Apply your logo, custom text, or both to many images at once. Choose position (5 corners), opacity, size, and padding.
Bulk PDF Compressor PRO
Compress multiple PDFs at once with 4 quality presets (screen / ebook / printer / prepress). Requires Ghostscript on the server.
Bulk Email Validator PRO
Validate email lists at scale. Syntax + MX record checks + disposable-domain and role-mailbox detection. CSV input/output.
Bulk UTM Link Builder PRO
Build hundreds of correctly-tagged UTM URLs from a CSV. Set per-row UTM values or a campaign-wide default for any column.
Bulk Coupon Code Generator PRO
Generate up to 50,000 unique coupon codes from a custom pattern. Define your own charset, prefix, suffix. Guaranteed unique.
Bulk Meta Tag Generator PRO
Generate complete meta tags (title, description, canonical, Open Graph, Twitter Card) for many pages from a CSV. Output: ZIP of HTML snippet...
Bulk SEO Audit PRO
Audit up to 100 URLs in parallel. CSV report includes status, response time, redirects, HTTPS, SSL validity, title/desc/H1/canonical/viewpor...
Bulk Smart Social Cropper PRO
Crop one image into all major platform sizes (Instagram, Facebook, X, LinkedIn, YouTube, TikTok, Pinterest) automatically. 13 size presets,...
Bulk Favicon Pack Generator PRO
Turn source images into complete favicon packs. 10 PNG sizes (16-512), site.webmanifest for PWA, plus a ready-to-paste HTML snippet. Multipl...
Bulk PDF Watermark PRO
Stamp a text watermark on every page of multiple PDFs at once. Configurable position, opacity, rotation, and color. Great for "DRAFT", "CONF...
Bulk PDF Password Protect PRO
Encrypt many PDFs with the same password and permission set. Useful for HR onboarding packets, contract distributions, financial statements.
Bulk PDF Splitter PRO
Split many PDFs at once. Three modes: every page → its own PDF, every N pages → one PDF, or custom page ranges. Output: a folder per source...
Bulk HTML to PDF PRO
Convert URLs and HTML files to PDFs in bulk. Up to 50 documents per batch. A4/Letter/Legal/A3/A5, portrait or landscape.
Bulk SSL / Domain Health Checker PRO
Check SSL certificate expiry, issuer, HTTP/HTTPS reachability, redirects to HTTPS, DNS A/MX records, and a 0-100 health score for many domai...
Bulk URL Slug Generator PRO
Convert blog post titles, product names, or any text into clean SEO-friendly URL slugs. Optional stopword removal, custom separator, max len...
Bulk Schema (JSON-LD) Generator PRO
Generate Schema.org JSON-LD structured data blocks in bulk. Supports Product, Article, Event, FAQ, Organization, LocalBusiness, BreadcrumbLi...
Bulk Open Graph Image Generator PRO
Generate ready-to-use 1200×630 social-share images from a CSV. Configurable colors, accent bar, optional logo. One PNG per row.
Bulk URL Status Checker PRO
Check up to 500 URLs in parallel. CSV report with status code, final URL after redirects, redirect count, response time, content type, and d...
Bulk vCard (.vcf) Generator PRO
Convert a CSV of contacts into vCard 3.0 (.vcf) files. Each row becomes a contact card ready to import into Apple Contacts, Outlook, Google...
Bulk Calendar Invite (.ics) Generator PRO
Convert a CSV of events into iCalendar (.ics) files compatible with Google Calendar, Apple Calendar, Outlook. Webinar series, course launche...
Bulk Mailto / SMS / WhatsApp Link Generator PRO
Build pre-filled mailto:, sms:, or wa.me (WhatsApp) links from a contact list. Personalize with merge tags ({{first_name}}). Output: CSV rea...
Bulk Image Background Remover PRO
Remove backgrounds from up to 50 images at once. Uses remove.bg API when admin configures a key (production-grade quality). Falls back to a...
Bulk Markdown to PDF PRO
Convert GitHub-flavored Markdown files to nicely-styled PDFs. Up to 50 documents per batch. Perfect for agencies, consultants, technical wri...
Bulk Anchor Text Optimizer PRO
Generate diverse, natural-looking anchor text variations for backlinks. 7 variant types: exact-match, partial, branded, naked URL, generic,...
Bulk Hashtag Bundle Suggester PRO
Generate platform-optimized hashtag bundles for many keywords at once. Mixes broad / medium / niche tags at the right density per platform (...
Bulk JSON Validator + Linter PRO
Validate many JSON files at once. CSV report with valid/invalid status, error message, error line, depth, key count, top-level type. Pretty-...
Bulk JSON ↔ CSV Converter PRO
Convert between JSON and CSV at scale. JSON → CSV mode supports flattening nested objects (dot-notation) and merging many files into one CSV...
Bulk CSV Cleaner PRO
Clean messy CSVs at scale. Trim whitespace, dedupe rows, strip BOM, drop empty rows/columns, normalize header/value casing. One cleaned CSV...
Bulk File Hash Generator PRO
Compute MD5 / SHA1 / SHA256 / SHA512 / CRC32 hashes for many files. Output: CSV manifest + sha256sum-compatible SHA256SUMS file for integrit...
Bulk Regex / Find-Replace PRO
Apply many find/replace rules across many text files at once. Supports plain string or PCRE regex with case-insensitive option. Output ZIP i...