Free online tools — no signup, no downloads. Everything runs in your browser.
Generate QR codes for URLs, text, WiFi, and more
Create strong, secure random passwords
Convert length, weight, temperature, and more
Pick colors and convert between HEX, RGB, HSL
Count words, characters, sentences, and reading time
Format, validate, and minify JSON data
Calculate monthly payments, interest, and amortization
Calculate tips and split bills easily
Stay focused with the Pomodoro technique timer
Compress images in your browser — no upload needed
Free daily Sudoku puzzles with 4 difficulty levels
Geography quiz — flags, capitals, landmarks