Tools

The fastest, most reliable QR code and barcode scanner available as a PWA. Supports QR codes, Code 128, EAN-13, Data Matrix, and more. No ads, no tracking, no permissions beyond camera access. Scan, copy, share — instantly. Works fully offline after first load.

Convert anything with Unit Converter — over 200 units across 20+ categories including length, weight, temperature, currency, data storage, speed, and more. Clean interface with real-time conversion, history, and favorites. A must-have tool for students, travelers, and professionals.

Write beautifully with Markdown Editor — a fast, distraction-free writing environment with live preview, syntax highlighting, and export to HTML or PDF. Supports GitHub-flavored Markdown, tables, code blocks, and math via KaTeX. Auto-saves locally so you never lose work.

A designer's best friend — Color Picker lets you capture any color from your screen, camera, or image. Get HEX, RGB, HSL, CMYK values instantly. Build and save custom palettes, explore color harmonies, and export to CSS or design tools. Perfect for web designers and artists.