This is an app for converting engineering and physical quantities from one unit of measurement to another. The app is free, works offline, and has no ads. To use the app, select a category such as length, energy, or entropy from the list of choices. Spin the interface wheel to select “from unit” and “to unit.” From the Help key, you can find extra information about the units you are working with.

Website: https://play.google.com/store/apps/details?id=mobile.unitconverter&hl=en

What Users Love About the App

“Easy to use and the programmers accept request changes when you can provide the formulas as well as a reference as to how the formula can be used.”

“Awesome App with total coverage of unit conversion.”

“The most comprehensive converter I’ve used.”

“This app has almost all units you could ever need.”

“Must have app for engineering student. No major bugs and no permissions required.”

What Users Dislike About the App

“Forces you to buy pro version.”

“Works very slowly and hangs sometimes. Very hard to handle the rolling wheel.”

“Lags and Glitchy. Changing units is very laggy and glitchy when changing units.”

“Unusable It goes nuts when trying to change units, on both sides.”

“Something wrong with the temperature conversions. Not happy with this app.”