Convert anything. Instantly.

CloudUnit gives you a lightning-fast, accurate and privacy-friendly way to convert between units across 20+ categories.

Quick converter

20+ categories

Length, mass, temperature, data, time, angle, pressure, energy and more.

Privacy first

Everything is computed in your browser. Nothing is sent anywhere.

Precise

Based on SI standards with up to 12-digit precision.

Offline ready

Install as PWA and use without network connection.

About CloudUnit

CloudUnit is a small open project. We wanted a unit converter that loads in under a second, has no ads, no trackers and no sign-up. If you like it, share it.

Version 1.3.2 · Built 2026