Unit Converter - Offline

Unit Converter - Offline is a fast and easy-to-use tool for everyday, scientific, and technical unit conversions.
Enter a value, select the source and target units, and get an accurate result instantly. You can also compare the value across multiple units at the same time.

Key features:

- Convert length, weight, area, volume, temperature, speed, pressure, fuel economy, digital data, time, angle, energy, power, force, frequency, and density
Search categories, unit names, and symbols

- View conversions across multiple units

- Save frequently used conversion pairs as favorites

- Access recent conversions from history

- Copy or share conversion results

- Swap source and target units instantly

- Choose the number of decimal places

- Use scientific notation for very large or small values

- Light and dark themes

- Support for English and Vietnamese

The app works completely offline. No account or sign-in is required, and your favorites, history, and settings remain on your device.
Whether you are studying, traveling, cooking, working on a technical project, or handling everyday measurements, Unit Converter - Offline helps you get the result quickly and clearly.
Conversion results are provided for reference. For legal, engineering, medical, or other critical work, verify results against the applicable professional standards.