Explore every tool
Text
20Word Counter
Count words, characters, sentences & reading time.
Case Converter
UPPERCASE, lowercase, Title Case, camelCase & more.
Text Diff Checker
Compare two texts and highlight the changes.
Line Tools
Sort, dedupe, reverse & trim lines of text.
Slug Generator
Turn any title into a clean URL slug.
Gematria Calculator
Numeric value of words & phrases.
Morse Code Translator
Text ↔ Morse with audio playback.
ASCII Art Generator
Turn text into big ASCII letter art.
Text to Speech
Read text aloud with natural voices.
Speech to Text
Transcribe your voice into editable text.
Text Analyzer
Word, character and readability stats.
Sentiment Analyzer
Gauge positive or negative tone.
Palindrome Checker
Check if text reads the same backward.
Readability Checker
Flesch reading ease and grade level.
Anagram Checker
Do two words use the same letters?
Squaredle Solver
Find every word in the daily letter grid.
LinkedIn Text Formatter
Bold, italic & styled text for LinkedIn posts.
Small Text Generator
Tiny superscript, subscript & small-caps text.
Cryptogram Solver
Crack substitution ciphers automatically.
Squardle Solver
Find 5-letter words from green/yellow clues.
Developer
66JSON Formatter
Format, beautify & validate JSON data.
Base64 Encoder / Decoder
Encode and decode Base64 text instantly.
URL Encoder / Decoder
Percent-encode and decode URLs safely.
Regex Tester
Test regular expressions with live match highlighting.
JWT Decoder
Decode JWT header and payload claims.
Timestamp Converter
Convert Unix timestamps to dates and back.
Number Base Converter
Convert between binary, octal, decimal & hex.
Markdown Previewer
Write Markdown and preview HTML live.
HTML Entity Encoder
Encode and decode HTML entities.
JSON to XML / YAML / CSV
Convert JSON into XML, YAML or CSV.
Unicode & Emoji Converter
Characters ↔ code points & escapes.
PX to REM Converter
Convert px to rem & em for CSS.
SQL Formatter
Beautify & format SQL queries.
cURL to Code
Convert curl to fetch, axios or Python.
JSON to TypeScript
Generate TypeScript interfaces from JSON.
JavaScript Beautifier / Minifier
Format or minify JavaScript code.
Text Encoding Converter
Text ↔ UTF-8, UTF-16 & ASCII bytes.
CSS to SCSS Converter
Convert CSS to nested SCSS with variables.
Mock JSON Data Generator
Arrays of fake records as JSON.
CSV Test Data Generator
Download fake records as a CSV file.
Box Shadow Generator
Visually build CSS box-shadow & copy it.
Border Radius Generator
Craft CSS border-radius with live preview.
Glassmorphism Generator
Frosted-glass CSS with blur & transparency.
CSS Animation Generator
Keyframe animations with live preview.
Media Query Generator
Responsive CSS breakpoints, copy-ready.
Flexbox & Grid Generator
Build flex/grid layouts and copy the CSS.
Meta Tag Generator
SEO meta tags for title, description & more.
Open Graph Generator
og: tags for rich social link previews.
robots.txt Generator
Build a robots.txt with allow/disallow rules.
sitemap.xml Generator
Crawl a website and generate its sitemap.xml.
.htaccess Generator
Common Apache .htaccess rules, ready to use.
Mailto Link Generator
Build mailto: links with subject, body, CC & BCC.
.gitignore Generator
Build .gitignore from language & tool presets.
Cron Expression Generator
Build & explain cron schedules in plain English.
Regex Generator
Build regex from example text, no syntax.
HTML Table Generator
Build, style, and merge cells, then export HTML, Markdown, or CSV.
Markdown Table Generator
Build a Markdown table from a grid.
Schema Markup Generator
JSON-LD structured data for rich results.
Code Snippet Image Generator
Turn code into a shareable image.
Email Validator
Syntax, live MX/DNS, disposable & role checks.
JSON Validator
Validate JSON and pinpoint syntax errors.
URL Validator
Validate URL syntax and inspect parts.
Phone Number Validator
Validity, country, line type & E.164 format.
XML Validator
Check XML for well-formedness.
XML Formatter
Beautify and minify XML instantly.
HTML Formatter
Beautify and minify HTML markup.
CSS Formatter
Beautify and minify CSS stylesheets.
YAML Formatter
Reformat and validate YAML.
JavaScript Formatter
Beautify and tidy JavaScript code.
CSV Formatter
Clean up and align CSV data.
Markdown Formatter
Tidy Markdown and preview it live.
URL Parser
Break a URL into all its parts.
User Agent Parser
Detect browser, OS and device.
Query String Parser
Decode URL query parameters.
CSV Parser
Parse CSV into a table and JSON.
Log Parser
Extract fields from log lines.
Cron Parser
Explain a cron expression in plain English.
CSV Analyzer
View, profile, sort and convert CSV or TSV.
Keyboard Tester
Check that every key registers.
Base64 File Downloader
Turn a data URI into a saved file.
SQL Validator
Check SQL syntax & structure for errors.
Structured Data Validator
Validate schema.org JSON-LD for rich results.
Rust Formatter
Beautify & indent Rust source code.
HAR File Analyzer
Break down a browser HAR network capture.
SSN Validator
Check a US Social Security Number format.
DPI Analyzer
Measure your mouse DPI by dragging.
Image
45Image Resizer
Resize images by pixels or percent.
Image Compressor
Shrink image file size right in your browser.
Image to Base64
Convert images to Base64 data URIs.
Image Color Picker
Pick colors from any image as HEX or RGB.
JPG to PNG Converter
Convert JPEG photos to lossless PNG.
PNG to WebP Converter
Shrink PNGs to modern WebP format.
WebP to JPG Converter
Convert WebP images to JPEG.
PNG to JPG Converter
Convert PNG images to compact JPEG.
JPG to WebP Converter
Shrink JPEG photos to modern WebP.
WebP to PNG Converter
Convert WebP images to lossless PNG.
SVG to PNG Converter
Rasterize SVG vectors to PNG.
BMP Converter
Convert images to 24-bit BMP.
ICO Converter (Favicon)
Make multi-size .ico favicons.
Base64 to Image
Decode Base64 or data URIs to images.
HEIC to JPG Converter
Convert iPhone HEIC photos to JPG/PNG.
TIFF Converter
TIFF ↔ PNG, JPG & WebP.
PNG to SVG (Vectorize)
Trace raster images into scalable SVG.
SVG Wave Generator
Layered SVG wave dividers for sections.
Blob Shape Generator
Random organic SVG blob shapes.
Pattern Background Generator
Repeating SVG/CSS background patterns.
Favicon Generator
Make favicons from text, emoji or a shape.
Placeholder Image Generator
Custom placeholder images with size label.
Avatar Generator
Initials & geometric identicon avatars.
Meme Generator
Templates, draggable text boxes, stickers, and captions.
Banner Generator
Social & web banners at preset sizes.
Watermark Generator
Add a text or logo watermark to your photos in batch.
Signature Generator
Draw or type a signature, download PNG.
Business Card Generator
Design a business card from 12 templates.
GIF Maker
Make an animated GIF with captions, stickers and templates.
Mockup Generator
Drop a screenshot into a device or browser frame.
Square Face Generator
Build a blocky square-head character from parts.
Color Contrast Analyzer
WCAG contrast ratio for two colors.
Image Metadata Analyzer
Read full EXIF, GPS, IPTC & XMP — and strip it.
Color Blindness Tester
Simulate and test color vision.
Collage Maker
Full collage editor: layouts, text, stickers, shapes and more.
Chart Maker
24 chart types from spreadsheet data.
Word Cloud Maker
Turn text into a word cloud.
Sprite Sheet Maker
Pack, reorder and export sprite sheets.
Sticker Maker
Auto-remove backgrounds and add a die-cut outline.
Timeline Creator
Make a visual event timeline.
Gantt Chart Creator
Plan and schedule tasks on a Gantt chart.
Org Chart Creator
Build an organization chart visually.
Seating Chart Creator
Drag guests onto tables and plan your event.
SVG Downloader
Paste SVG code and save it as a file.
Pride PFP Maker
Add a Pride flag to your profile picture.
Image to PDF Converter
Combine JPG & PNG images into one PDF.
PDF Merge
Combine multiple PDFs into one.
PDF Split
Extract pages or split a PDF apart.
PDF to JPG Converter
Render PDF pages to JPG or PNG images.
PDF to Text (OCR)
Extract text from PDFs, with OCR fallback.
PDF to Word
Extract PDF text into an editable .docx.
PDF to Excel
Extract PDF tables into an .xlsx spreadsheet.
HTML to PDF
Render HTML into a print-ready PDF.
PDF Summarizer
Summarize a PDF into a short, faithful recap.
Invoice Generator
Create & download professional invoices.
Receipt Generator
Generate itemized receipts as PDF.
Purchase Order Generator
Create purchase orders and download PDF.
Certificate Generator
Design award certificates & download.
Text to PDF Generator
Turn text into a downloadable PDF.
Audio & Video
22MP4 to MP3
Extract MP3 audio from MP4 video.
WAV to MP3
Compress WAV audio to MP3.
MP3 to WAV
Decode MP3 to uncompressed WAV.
FLAC to MP3
Convert lossless FLAC to MP3.
M4A to MP3
Convert M4A/AAC audio to MP3.
OGG Converter
Convert audio to OGG Vorbis.
AAC Converter
Convert audio to AAC (M4A).
MOV to MP4
Convert QuickTime MOV to MP4.
MKV to MP4
Convert MKV video to MP4.
AVI to MP4
Convert AVI video to MP4.
WMV to MP4
Convert WMV video to MP4.
Video to GIF Converter
Turn a video clip into an animated GIF.
GIF to MP4 Converter
Convert animated GIFs to compact MP4.
Video Compressor
Shrink video file size in your browser.
Audio Compressor
Reduce audio file size to MP3.
Audio Speed & Pitch Changer
Change audio speed and pitch.
Music Analyzer
Detect BPM, key, Camelot, genre, mood & loudness.
Audio Tone Generator
Play & download pure tones by frequency.
Waveform Generator
Render an audio file as a waveform image.
Spectrogram Generator
Visualize audio frequencies over time.
Subtitle Maker
Build SRT subtitle files by hand.
BPM Analyzer
Find a song’s tempo by tap or audio file.
Converters
46Color Converter
Convert between HEX, RGB and HSL colors.
Unit Converter
Convert length, weight & temperature units.
Length Converter
Metres, feet, miles, inches & more.
Weight & Mass Converter
Kilograms, pounds, ounces, stone & more.
Temperature Converter
Celsius, Fahrenheit & Kelvin.
Area Converter
Square metres, acres, hectares & more.
Volume Converter
Litres, gallons, cups, millilitres & more.
Speed Converter
km/h, mph, m/s, knots & more.
Time Converter
Seconds, minutes, hours, days & years.
Pressure Converter
Pascal, bar, psi, atm & mmHg.
Energy Converter
Joules, calories, kWh, BTU & more.
Power Converter
Watts, kilowatts, horsepower & BTU/h.
Data Storage Converter
Bytes, KB, MB, GB, TB — SI & binary.
Fuel Economy Converter
MPG, L/100km & km/L.
Angle Converter
Degrees, radians, gradians & more.
Frequency Converter
Hz, kHz, MHz, GHz, RPM & rad/s.
Cooking Converter
Cups, tablespoons, teaspoons, ml & oz.
HEX to RGB Converter
Turn hex color codes into RGB values.
RGB to HEX Converter
Turn RGB values into hex color codes.
RGB to HSL / HSV Converter
Convert RGB to HSL and HSV/HSB.
CMYK Converter
Convert CMYK to and from RGB & HEX.
Color Name to Code
CSS color names to HEX & RGB, both ways.
Binary Converter
Decimal ↔ binary, and text to binary.
Hexadecimal Converter
Decimal ↔ hex, and text to hex bytes.
Roman Numeral Converter
Numbers to Roman numerals and back.
Number to Words Converter
Spell out numbers in English & currency.
Fraction to Decimal Converter
Fractions ↔ decimals & percentages.
Scientific Notation Converter
Decimals ↔ scientific & E-notation.
Time Zone Converter
Compare a time across world zones.
Date Format Converter
One date shown in every format.
Coordinate Converter
GPS decimal ↔ DMS, DDM & UTM.
IP Address Converter
IPv4 ↔ integer, hex & binary.
Shoe & Clothing Size Converter
US, UK & EU shoe and clothing sizes.
Bra Size Converter
US, UK, EU & FR band and cup sizes.
Aspect Ratio Calculator
Screen ratios & proportional resize.
Currency Converter
Live exchange rates for 30+ currencies.
Cryptocurrency Converter
Live crypto prices in any currency.
YAML to JSON Converter
Convert YAML into formatted JSON.
CSV to JSON Converter
Turn CSV rows into JSON objects.
JSON to CSV Converter
Flatten JSON arrays into CSV.
XML to JSON Converter
Convert XML documents into JSON.
Markdown to HTML Converter
Render Markdown into clean HTML.
HTML to Markdown Converter
Convert HTML back into Markdown.
TOML to JSON Converter
Convert TOML config into JSON.
Discord Time Converter
Generate Discord timestamp markup.
Grams to Cups Converter
Convert baking weights to cups by ingredient.
Calculators
83Percentage Calculator
Work out percentages, changes & ratios.
Age Calculator
Calculate exact age in years, months & days.
Loan Calculator
Monthly EMI, total interest & payment.
Mortgage Calculator
Estimate monthly home loan payments.
Compound Interest Calculator
Grow savings with compound interest.
Simple Interest Calculator
Interest on principal, rate & time.
Investment Calculator
Project future value of investments.
Savings Goal Calculator
Find the monthly saving to hit a goal.
Tip Calculator
Tip amount & split the bill by people.
Discount Calculator
Sale price after a percentage off.
Sales Tax Calculator
Add or remove sales tax / VAT / GST.
BMI Calculator
Body Mass Index & weight category.
Protein Calculator
Daily protein target by goal & activity.
BMR Calculator
Basal metabolic rate (Mifflin-St Jeor).
Calorie Calculator
Daily calorie needs (TDEE) by activity.
Body Fat Calculator
Body fat percentage (US Navy method).
Ideal Weight Calculator
Healthy weight range for your height.
Pace Calculator
Running pace, time or distance.
Water Intake Calculator
Daily water needs by weight & activity.
Pregnancy Due Date Calculator
Estimate due date from last period.
Scientific Calculator
Evaluate expressions with functions.
Fraction Calculator
Add, subtract, multiply & divide fractions.
Average Calculator
Mean, median, mode & range.
Standard Deviation Calculator
Population & sample standard deviation.
Ratio Calculator
Simplify ratios & solve for X.
GCD & LCM Calculator
Greatest common divisor & lowest multiple.
Date Difference Calculator
Days, weeks & months between dates.
Time Calculator
Add & subtract hours, minutes, seconds.
Hours Calculator
Work hours between two clock times.
GPA Calculator
Weighted GPA from grades & credits.
AFT Calculator
Army Fitness Test score by event.
PFT Calculator
USMC Physical Fitness Test score.
AP Lang Score Calculator
Predict your AP English Language score.
APUSH Score Calculator
Predict your AP US History score.
Biological Age Calculator
Estimate your body’s real age.
Creatinine Clearance Calculator
Cockcroft-Gault CrCl estimate.
Peptide Reconstitution Calculator
Dose, volume & units for peptides.
Texas Paycheck Calculator
Take-home pay for Texas, no state tax.
Gold Value Calculator
Scrap gold value by weight & karat.
Silver Value Calculator
Scrap silver value by weight & fineness.
Platinum Value Calculator
Scrap platinum value by weight & fineness.
Dynasty Trade Calculator
Weigh fantasy football trades by value.
Retirement Calculator
Project your 401(k) balance at retirement.
Auto Loan Calculator
Monthly car payment with tax & trade-in.
Credit Card Payoff Calculator
Months to clear a balance & interest cost.
Debt Payoff Calculator
Snowball vs avalanche, months to debt-free.
Inflation Calculator
Future cost & purchasing power over time.
Salary Calculator
Convert pay between hourly and annual.
Margin Calculator
Profit, gross margin & markup from cost.
Macro Calculator
Daily protein, carbs & fat targets.
One Rep Max Calculator
Estimate your 1RM & training percentages.
Sleep Calculator
Best bedtimes & wake times by sleep cycle.
BAC Calculator
Estimate blood alcohol with the Widmark formula.
Heart Rate Zone Calculator
Target training zones from your max HR.
Ovulation Calculator
Estimate your fertile window & ovulation.
Quadratic Equation Calculator
Solve ax² + bx + c = 0 with steps.
Probability Calculator
Combine event probabilities (AND, OR).
Permutation & Combination Calculator
nPr and nCr from n and r.
Right Triangle Calculator
Solve sides, area & angles (Pythagoras).
Grade Calculator
Score percentage & weighted class grade.
Final Grade Calculator
Find the final exam score you need.
Fuel Cost Calculator
Trip fuel cost by distance & efficiency.
Prime Number Checker
Test whether a number is prime.
Leap Year Checker
Is a given year a leap year?
Armstrong Number Checker
Test for narcissistic numbers.
Perfect Number Checker
Check if divisors sum to the number.
Reading Time Estimator
How long your text takes to read.
Project Cost Estimator
Estimate cost from hours and rates.
Calorie Burn Estimator
Calories burned by activity and time.
Paint Estimator
How much paint your walls need.
Wallpaper Estimator
Rolls of wallpaper for a room.
Freelance Rate Estimator
Set your hourly and day rate.
Gender Predictor
Chinese-calendar baby gender for fun.
Love Predictor
Fun love compatibility percentage.
Life Expectancy Predictor
Rough lifespan estimate from habits.
Child Height Predictor
Estimate a child's adult height.
Lucky Number Predictor
Personal lucky numbers from your name.
Career Predictor
Fun career suggestions from a quiz.
Probability Simulator
Run coin and dice trials at scale.
Monty Hall Simulator
See why switching doors wins.
Savings Goal Simulator
See how savings grow over time.
eBay Fee Calculator
Estimate eBay fees & net profit on a sale.
Oligo Analyzer
DNA/RNA oligo Tm, GC%, MW & rev-comp.
Generators
75Lorem Ipsum Generator
Placeholder text by words, sentences or paragraphs.
QR Code Generator
Design custom QR codes with logos, colors and shapes.
UUID Generator
Generate v1, v3, v4, v5, v6 & v7 UUIDs in bulk.
Random Number Generator
Random integers with min, max & count.
CSS Gradient Generator
Build linear, radial & conic CSS gradients.
Barcode Generator
Create 30+ barcode types (PNG / SVG).
UPC Code Generator
Generate valid UPC-A barcodes with check digit.
ISBN Generator
Generate ISBN-13 numbers & barcodes.
GTIN Generator
Generate GTIN-8/12/13/14 with check digit.
IMEI Number Generator
Generate Luhn-valid IMEI numbers for testing.
Data Matrix Code Generator
Encode text into a Data Matrix 2D code.
PDF417 Barcode Generator
Encode data into a PDF417 stacked barcode.
Aztec Code Generator
Encode text into an Aztec 2D code.
VIN Generator
Generate check-digit-valid VINs for testing.
Serial Number Generator
Bulk serial numbers with custom format.
SKU Generator
Structured product SKUs from attributes.
Coupon Code Generator
Bulk unique coupon codes for promotions.
Voucher Code Generator
Readable voucher / gift codes in bulk.
Fake Name Generator
Random names by nationality for testing & demos.
Fake Address Generator
Random addresses for 16 countries.
Fake Email Generator
Disposable inbox that really receives mail.
Fake Phone Number Generator
Random phone numbers for 16 countries.
Random User Profile Generator
Full fake profiles: name, email, address & more.
Company Name Generator
Brandable business names from your keywords.
Username Generator
Unique usernames & handles in bulk.
Fake ID Data Generator
Build custom test data tables in any format.
Color Palette Generator
Random & harmony-based color palettes.
Hashtag Generator
Turn keywords into social hashtags.
Headline Generator
Catchy blog & article headline ideas.
Brand Name Generator
Inventive brand & startup name ideas.
Domain Name Generator
Available-looking domain ideas & TLDs.
Slogan Generator
Catchy taglines & slogans for any brand.
Random Word Generator
Random words by type, in bulk.
Random Sentence Generator
Random sentences for prompts & tests.
Story Idea Generator
Plot prompts with character, setting & conflict.
Poem Generator
Short poems from a theme or word.
Acronym Generator
Build acronyms & backronyms from words.
Nickname Generator
Fancy fonts, symbols and nicknames for your name.
Bio Generator
Short social & profile bios in seconds.
Random String Generator
Custom random strings with your character set.
Dice Roller
Roll D4–D20 dice, any count, with totals.
Coin Flip
Flip a virtual coin, heads or tails.
Lottery Number Generator
Random picks for Powerball, EuroMillions & more.
Random Date Generator
Random dates between two bounds.
Random Picker / Wheel Spinner
Spin a wheel to pick a random winner.
Team Generator
Split a list of names into fair teams.
Random Letter Generator
Random letters A–Z, in bulk.
Name Combiner Generator
Blend two names into one (ship name).
Zodiac Sign Generator
Find your zodiac sign & traits from a date.
Excuse Generator
Random excuses for any situation.
Compliment & Insult Generator
Playful compliments or cheeky roasts.
Trivia Question Generator
Random trivia questions with answers.
Random Recipe Generator
Random meal ideas from ingredients.
Workout Generator
Random workout routines by focus.
Emoji Generator
Random emojis & fun emoji combos.
Terms & Conditions Generator
Draft a T&C template for your site.
Privacy Policy Generator
Generate a privacy policy template.
Logo Generator
Design a clean text-and-icon logo in seconds.
Ambigram Generator
Words that read the same upside down.
Pictionary Word Generator
Random words to draw, by difficulty.
Anagram Generator
Rearrange letters to find hidden words.
Random Animal Generator
Discover a random animal and a fun fact.
Tarot Card Generator
Draw random tarot cards and readings.
Random Pokémon Generator
Draw random Pokémon with HD artwork, stats and type specs.
Pet Name Generator
Find the perfect name for your dog, cat or critter.
Gamertag Generator
Cool, available-looking usernames for gaming.
Roulette Simulator
Practice roulette with fake chips.
Slot Machine Simulator
5-reel slot with free spins & wilds.
Email Signature Creator
Build an HTML email signature.
Checklist Creator
Build and print a task checklist.
ICS Calendar Downloader
Create a calendar event .ics file.
Pokémon Team Planner
Build & analyze a team for any Pokémon game.
Pokémon Team Builder
Build a team & analyze type coverage.
Kanoodle Solver
Play & solve the 5×11 Kanoodle board.
Recipe by Ingredients
Pick what you have, see what you can cook.
Security
14Password Generator
Strong, random passwords generated locally.
Hash Generator
SHA-1, SHA-256, SHA-384 & SHA-512 hashes.
Passphrase Generator
Memorable multi-word passphrases (Diceware-style).
PIN Generator
Random numeric PIN codes in bulk.
API Key Generator
Prefixed API keys with strong entropy.
Secret Key Generator
Cryptographic secret keys (128–512 bit).
Random Token Generator
Secure random tokens, any length or encoding.
JWT Generator
Sign HS256 JSON Web Tokens in-browser.
TOTP / 2FA Code Generator
TOTP secrets, live codes & otpauth QR.
Bcrypt Hash Generator
Hash & verify passwords with bcrypt.
.htpasswd Generator
Apache/Nginx htpasswd credential lines.
SSH Key Generator
Ed25519 & RSA key pairs in OpenSSH format.
SSL CSR Generator
Certificate signing requests & private key.
Password Analyzer
Estimate password strength and entropy.
Device & Sensors
6Typing Speed Tester
Measure your words per minute.
Reaction Time Tester
How fast are your reflexes?
Click Speed Tester
Measure your clicks per second (CPS).
Screen Tester
Test any display end to end, right in your browser.
Internet Speed Test
Download, upload, ping, jitter & bufferbloat.
GPS Speedometer
Live speed from your device’s GPS — km/h, mph, knots & more.
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