See Units Converter in action
Why you’ll love Units Converter
The Ultimate Unit Converter & Physical Constants Reference
Convert between 30+ categories with 200+ units instantly. Perfect for students, engineers, scientists, and professionals.
30+ conversion categories including Weight, Temperature, Distance, Speed, Volume, Energy, Pressure, and more
200+ units across all categories
Real-time conversions with instant results
180+ physical constants with detailed explanations
Getting started with Units Converter
Install Converter : Units
Download Converter : Units free from the App Store on your iPhone and open it.
Pick a category
Choose from 30+ categories such as Weight, Temperature, Distance or Energy.
Enter a value
Type a value and pick the units. Results appear instantly and are saved to your history. Open the constants library to look up any of 180+ physical constants.
Units Converter on iPad
App privacy
Your privacy matters. Units Converter is built to keep your data on your device wherever possible. The app may show ads (Google AdMob) and use basic, anonymous analytics to improve the experience. Units Converter does not sell your personal data.
Terms of Use and Privacy Policy
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Our Terms of Use: https://bestlatestapps.com/apps/units-converter/terms
Privacy Policy: https://bestlatestapps.com/apps/units-converter/privacy
Frequently asked questions
Is Units Converter free?
Yes, Units Converter is free to download on the App Store.
What is Units Converter?
The Ultimate Unit Converter & Physical Constants Reference Convert between 30+ categories with 200+ units instantly. Perfect for students, engineers, scientists, and professionals.
What devices does Units Converter support?
Units Converter runs on iPhone and iPad. It requires iOS 15.6 or later.
When was Units Converter last updated?
The latest version is 2026.07.06, released on 2026-07-08.
Units Converter details
What’s new (v2026.07.06)
- Bug fixes and performance improvement
From the blog
Guides and build notes about this app, written by Alok Singh.
Built-in units, custom dimensions, non-linear converters, locale-aware input and output, and the temperature trap that catches everyone
Unit Conversion Mistakes That Trip People Up (and How to Avoid Them)The unit conversions people get wrong most often: US vs imperial gallons, fluid ounces, tons, temperature differences, kW vs kWh, knots and more, with exact…
Get Units Converter today
Download Units Converter on the App Store and start in seconds.
