Bubble level (Spirit Level)

A spirit level. Hold any of the phone's four sides against an object to test it for level or plumb, or lay it down on a flat surface for a 360° level.- Calibrate any side independently- Calibrate relatively (another object surface) or absolutely (earth gravity)- Show angle in degree, inclination in percent or roof pitch- Sound effects to calibrate without looking at the phone- Install on SD- Orientation locking- No permission required at allHelp us translate this application in your language : https://goo.gl/forms/rHEu2YjDhh