Unit Converter

Unit Converter is the simplest way to convert between everyday units of measurement. Switch between length, weight, and temperature with a single tap, type any number, and see the result update instantly.

Built for speed and privacy: the app runs entirely on your device, makes zero internet requests, and contains no ads or trackers. Drop it on your home screen and it just works — even on a plane, on the trail, or in the basement.

KEY FEATURES

- Three categories in one app
– Length: millimeters, centimeters, meters, kilometers, inches, feet, yards, miles
– Weight: milligrams, grams, kilograms, metric tons, ounces, pounds, stones
– Temperature: Celsius, Fahrenheit, Kelvin

- Instant conversion
Results update as you type — no "Convert" button, no waiting.

- One-tap Copy
Send the value straight to your clipboard, ready to paste into a message, spreadsheet, or recipe.

- Quick swap
Flip "from" and "to" units with a single tap of the ⇄ button.

- Works fully offline
No internet permission required. Use it on flights, while camping, or anywhere with no signal.

- Light & dark mode
Automatically matches your system theme.

- Privacy-respecting
No ads. No accounts. No analytics. No tracking. The app does one job and does it well.

PERFECT FOR

- Students checking homework
- Travelers converting kilometers to miles or Celsius to Fahrenheit
- Cooks scaling recipes between metric and imperial
- Engineers, fitness enthusiasts, DIYers, and anyone who needs a quick answer

WHY CHOOSE THIS UNIT CONVERTER?

Most converter apps are bloated with ads, push notifications, and dozens of obscure units you'll never use. Unit Converter focuses on the conversions people actually do every day, runs instantly, and respects your time and your privacy.

If you have feedback or a unit you'd like added, get in touch — your input shapes future updates.