All tools

Convert meters, feet, miles, inches and more — instantly.

Convert kg, lb, oz, stones and tonnes instantly.

Convert Celsius, Fahrenheit, Kelvin and Rankine.

Liters, gallons, cups, fl oz, pints and more.

km/h, mph, m/s, knots and feet per second.

Convert degrees, radians, gradians and turns.

Hz, kHz, MHz, GHz, RPM and BPM.

Square meters, feet, acres, hectares and more.

Bytes, KB, MB, GB, TB, PB — decimal and binary.

Real-time Bitcoin, Ethereum and top coin prices.

Split bills and calculate tip per person.

Hourly to annual, monthly, weekly and daily.

Monthly EMI, total interest and full repayment cost.

Monthly payment, taxes, insurance and total cost.

Exact age in years, months, days — and more.

Beautify, minify and validate JSON — free, no signup.

Beautify and indent ugly SQL queries.

Beautify, minify and validate XML — instantly.

Beautify and minify HTML — Prettier defaults.

Beautify and minify CSS stylesheets.

Normalise YAML indentation and structure.

Format GraphQL queries and schemas.

Parse JSON with comments and trailing commas.

camelCase, snake_case, kebab-case and more.

Bulk find and replace, with regex support.

Count characters with and without spaces.

Encode and decode Base64 — Unicode-safe.

Percent-encode and decode URLs safely.

Convert between hex, binary, octal and decimal.

ROT13 and Caesar shift any letters.

Encode and decode international Morse code.

Decode and inspect JWT tokens — locally, never logged.

Cryptographically secure random passwords.

Estimate entropy and get tips, locally.

HEX, RGB, HSL and modern OKLCH — instantly.

Closest Tailwind class for any HEX color.

Linear, radial and conic CSS gradients.

Convert px, rem, em, pt and more.

Compute ratios and resize dimensions.

Strip metadata and whitespace from SVG icons.

Convert PNG, JPG and WebP — in your browser.

Rotate 90/180/270° and flip images.

Remove GPS and camera metadata before sharing.

Generate full favicon and PWA icon sets.