Using locale settings to detect wheter to use imperial units

Question

I\'m working on an app that wants to display lengths either in centimeters (cm) or in inches(\"). Is there a way to select the right unit from the locale? In any event I\'m also

Answer 1

Just give the user the option to choose a preferred unit in a settings menu. If it is a traveling user you don't want the app to be geographically aware, IMO.