Useful online tools, engineered properly
A growing kit of calculators, converters and utilities that run right in your browser. No sign-up, no uploads — the work happens on your device.
Start with a tool
Every tool is free, works offline-friendly, and keeps your inputs on your device.
Browse by category
Tools Kit is organised to stay clear as it grows. Categories marked “coming soon” show where the kit is heading — we publish a category page only once it has a real tool in it.
Finance & Payments
Fee, payout and money math you can trust — worked out on your device.
1 toolCalculators
Everyday and specialist calculators with clear, explainable results.
Coming soonConverters
Units, currencies, number bases and formats, converted instantly.
Coming soonText Tools
Case, count, clean, compare and transform text without uploads.
Coming soonDeveloper Tools
Encode, format, hash and inspect — right in the browser.
Coming soonImage Tools
Resize, convert and compress images privately, on your device.
Coming soonGenerators
Passwords, UUIDs, placeholders and more, generated locally.
Coming soonDate & Time
Date math, time zones, uptime between moments — no server round-trip.
Coming soonProductivity
Small utilities that remove friction from everyday tasks.
Coming soonTools you can reach for without thinking twice
QANEN builds technology around real human needs — useful, accessible and engineered properly. Tools Kit is that idea applied to the everyday: no dark patterns, no mandatory accounts, no needlessly shipping your data to a server.