About Unit Converter

Unit Converter provides free online tools that work entirely in your browser. No uploads, no registration, no limits.

Convert between hundreds of units across 20 categories — length, weight, temperature, area, volume, speed, time, data storage, and more. Every conversion happens instantly on your device.

Our Mission

We believe essential tools should be free, fast, and private. Every tool on this site runs locally in your browser.

The site is available in 14 languages, so anyone anywhere can convert units without barriers. No accounts, no ads interrupting your work, no paywalls.