Online tools,
beautifully fast.

A growing collection of free utilities for text, numbers, colors and code. Every one runs entirely in your browser. No accounts, no uploads, instant results.

100% client-sideZero tracking⌘K to search

Image Tools

Resize, compress, convert, crop, filter and more

All 12 tools →

Background Remover

Bulk remove backgrounds from any image at 2K, 4K, full res. Free with AI.

Try it free →

Image Compressor

Compress JPG, PNG, WebP & AVIF. Set quality, batch download as ZIP.

Resize to exact dimensions with aspect ratio lock and format selection.

Convert any image to WebP instantly.

Crop with aspect ratio presets, rotate and flip.

Instagram-style filters with live preview.

Split any image into a grid and download as ZIP.

Color Palette Extractor Image Collage Image → Base64 QR Code Generator

Developer

17 tools

JSON Formatter

Format, validate and minify JSON with syntax highlighting.

Base64 Encode / Decode

Encode text to Base64 or decode Base64 back to plain text.

URL Encoder / Decoder

Encode or decode URL components and query strings.

Hash Generator

Generate MD5, SHA-1, SHA-256 and SHA-512 hashes.

UUID Generator

Generate UUIDs v4 (random) in bulk with one click.

Regex Tester

Test regular expressions against text with live match highlighting.

JWT Decoder

Decode and inspect JWT tokens: header, payload, claims and expiry.

Cron Expression Builder

Build cron expressions visually with a plain English summary and next run times.

Diff Checker

Compare two text blocks side-by-side and see additions, deletions and unchanged lines.

JSON ↔ CSV Converter

Convert JSON arrays to CSV or CSV files back to JSON with full quote and escape support.

YAML ↔ JSON Converter

Convert YAML to JSON or JSON to YAML instantly with a built-in parser.

SQL Formatter

Beautify and format SQL queries with proper indentation and keyword styling.

HTML Entity Encoder

Encode special characters to HTML entities and decode entities back to text.

String Escape / Unescape

Escape and unescape strings for JSON, JavaScript, Regex, URL and HTML.

CSV ↔ TSV Converter

Convert CSV to TSV or TSV to CSV. Handles quoted fields and embedded commas.

JSON ↔ XML Converter

Convert JSON to XML or XML to JSON with proper nesting and formatting.

Markdown → HTML

Convert Markdown to clean HTML output, ready to paste anywhere.

Text

5 tools

Word Counter

Count words, characters, sentences, paragraphs and reading time.

Case Converter

Convert text between UPPER, lower, Title, camelCase, snake_case and more.

List Sorter

Sort, reverse, deduplicate and shuffle lists of text.

Markdown Preview

Write Markdown and see a live rendered preview side by side.

Lorem Ipsum Generator

Generate placeholder text: paragraphs, sentences, words or list items.

Numbers

7 tools

Percentage Calculator

Calculate percentages, increases, decreases and what % one number is of another.

Number Base Converter

Convert numbers between binary, octal, decimal and hexadecimal instantly.

Unit Converter

Convert length, weight, temperature, volume, area and speed. All units at once.

Roman Numeral Converter

Convert between Roman numerals and decimal numbers instantly.

Fraction ↔ Decimal Converter

Convert fractions to decimals and percentages. Simplified form shown.

Scientific Notation Converter

Convert between standard numbers, scientific notation and engineering notation.

Data Size Converter

Convert between bytes, KB, MB, GB, TB with binary (KiB) and decimal modes.

Colors

5 tools

Color Converter

Convert colors between HEX, RGB, HSL and HSV instantly.

Color Palette Generator

Generate complementary, analogous, triadic and split-comp palettes from any hex color.

Contrast Checker

Check WCAG AA/AAA contrast ratios between foreground and background colors.

Gradient Generator

Build CSS gradients visually with live preview. Export as CSS, Tailwind or SVG.

Color Name Finder

Find the CSS name of any color. Paste a hex or use the picker.

Random

2 tools

Password Generator

Generate strong, secure passwords with custom length and character sets.

Random Number Generator

Generate random integers or decimals in any range.

Date & Time

5 tools

Unix Timestamp Converter

Convert Unix timestamps to human-readable dates and vice versa.

Duration Calculator

Calculate the exact time between two dates: years, months, days, hours and seconds.

Timezone Converter

Convert a date and time across 30+ world timezones instantly.

Stopwatch & Timer

Precision stopwatch with lap splits and a countdown timer.

Pomodoro Timer

Focus timer: 25 min work, 5 min break cycles with session tracking.

Take a break. Play a game.

Quick browser games, zero download. Just open and play.

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