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Free online diff checker & code comparison tool. Compare text, code, JSON, XML, and more with syntax highlighting, side-by-side view, and detailed diff statistics. 100% client-side.
PDFFree online PDF compressor with image recompression, metadata removal, and adjustable quality slider. 100% client-side — your files never leave your device.
ImageFree online image compressor with quality slider, target size mode, format conversion (JPEG/PNG/WebP), batch processing, and before/after comparison. 100% client-side — your images never leave your device.
SecurityGenerate cryptographically secure random passwords with a visual strength meter, crack-time estimate, entropy calculation, and one-click presets for PINs, passphrases, and maximum-security keys.
GeneratorCreate beautiful, branded QR codes with custom colors, dot styles, logo embedding, and multiple content types — URL, Wi-Fi, vCard, email, SMS. Export as PNG or SVG, 100% free, no sign-up.
DeveloperFree online JSON formatter, validator, and beautifier with tree view, auto-repair, TypeScript generator, and statistics dashboard. 100% client-side.
Browse 9 tool categories — each packed with powerful utilities.
JSON formatter, code beautifier, regex tester, diff checker & more
Compress, merge, and split PDFs — 100% private, no uploads
Percentage, age, BMI calculators with instant results
Word counter, case converter, and markdown editor
Password generator, QR code generator, color palettes
JWT decoder, Base64 encoder, password tools
BMI calculator with visual indicators
Image compressor with quality slider & batch mode
7 converter categories with 70+ units
Every tool is designed to be the last one you'll ever need for that task.
All tools run locally in your browser. No server trips, no delays — results appear as you type.
Your data never leaves your device. We don't store, share, or even see what you type. No cookies, no tracking.
Dark mode, keyboard shortcuts, Framer Motion animations — these feel like paid tools, not free ones.
No paywalls, no trial limits, no "upgrade to pro." Every feature is free, always.
Designed mobile-first. Seamless on phones, tablets, and desktops — no app downloads needed.
Features no competitor offers: merge mode in diff checker, compression breakdown in PDF tools, quality sliders with live estimates.
Pick any tool and start instantly — no account, no waiting, no limits.
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