Install convertall by entering the following commands in the terminal:
sudo apt update sudo apt install convertall
Description:
very flexible unit converter
With ConvertAll, you can convert any unit in the large database to any other compatible unit. If you want to convert from inches per decade, that's fine. Or from meter-pounds. Or from cubic nautical miles. The units don't have to make sense to anyone else.
Homepage: http://convertall.bellz.org/
Version: 0.6.1-2
Section: universe/x11