71 powerful tools for design, text, images, health, security, and everyday math. No sign-up required — everything you type stays on your device and is never sent to a server.
Tools designed with speed and simplicity as top priorities.
All calculations happen locally. What you type into a tool is never sent to a server — ever.
No loading screens or server round-trips. Results appear the moment you click Calculate.
Every tool is completely free to use. No sign-up, no paywalls, no premium tiers.
Fully responsive design that works perfectly on phones, tablets, and desktops.