Ad-free version available here:
https://play.google.com/store/apps/details?id=it.sinfolab.moadist.pro
It indicated the distance this App calculates the value of Minute Of Angle (M.O.A.) and MILS with the relative values 1/2 moa / mil, 1/4 moa / mil, 1/8 moa / mil.
Useful for the estimation of clicks to be set on the optical target and for calculating the distance to the target using mils and the note of the target measurement.