Good The screen doesn't fit lager sized androids like the razr the image appears reduced in the top right corner of the display. The calculations appear interesting may need to play with it more.
Was working great on my old samsung but crashes upon opening on my newer lg h340y.
Fails to open on Galaxy S6 Fails to open on Galaxy S6
Great. Works exactly as described. Thanks!
Will not open on my phone
Simple and effective Great tool. Very easy to drop in numbers and see a result.