Free tools for everyone
39 free tools for developers, designers, students, and everyday tasks. All processing runs locally in your browser — no sign-up required.
Developer Tools
JSON, Base64, JWT, SQL format, regex test, and more.
JSON Formatter
Format, validate, and beautify JSON data
Base64 Encoder / Decoder
Encode and decode Base64 strings
URL Encoder / Decoder
Encode and decode URL strings
UUID Generator
Generate random UUIDs
JWT Decoder
Decode JWT tokens and inspect claims
Timestamp Converter
Convert Unix timestamps to human-readable dates
Regex Tester
Test regular expressions with live matching
HTML Entity Encoder / Decoder
Encode and decode HTML entities
SQL Formatter
Format and beautify SQL queries
JSON to CSV Converter
Convert JSON data to CSV format
YAML to JSON Converter
Convert YAML to JSON and vice versa
CSS Minifier
Minify CSS code to reduce file size
Converter Tools
Convert units, colors, timestamps, numbers, and file sizes.
QR Code Generator
Generate QR codes from text or URLs
Color Converter
Convert between HEX, RGB, and HSL formats
Number Base Converter
Convert between binary, octal, decimal, and hex
Unit Converter
Convert between length, weight, temperature, and more
File Size Converter
Convert between KB, MB, GB, TB, and PB
Math Tools
Percentages, averages, discounts, random numbers, temperatures.
Percentage Calculator
Calculate percentages quickly and easily
Discount Calculator
Calculate sale prices and discounts
Average Calculator
Calculate mean, median, mode, and range
Temperature Converter
Convert between Celsius, Fahrenheit, and Kelvin
Random Number Generator
Generate random numbers within a range
Everyday Tools
BMI, age calculator, tip calculator, stopwatch & timer.
Text Tools
Word counter, case converter, diff checker, Markdown, lorem ipsum.
Word Counter
Count words, characters, and sentences
Text Diff Checker
Compare and find differences between texts
Markdown Editor
Write and preview Markdown in real time
Lorem Ipsum Generator
Generate placeholder text for designs and mockups
Case Converter
Convert text to uppercase, lowercase, title case, and more
Design Tools
Color palette generator, aspect ratio calculator.
Content Tools
Meta tag generator, URL slug maker, emoji picker.
Security Tools
Password generator, hash generator.
Image Tools
Compress images without losing quality.
Private
Everything runs in your browser. Your data never leaves your device.
Instant
No loading, no waiting. Results appear as fast as you type.
Free
No accounts, no subscriptions, no limits. Just tools that work.