【實用工具app】Dual Level|最夯免費app-綠色工廠好玩App

Fix those crooked picture frames and resolve arguments about out of plumb billiard tables with Dual Level.This handy application turns your iPhone into a spirit level. Has two level vials for use vertically, horizontally and face-up.Calibration is available for face-up, horizontal and vertical operations - each stored independently.To calibrate, just hold you iPhone against a flat or vertical surface and press the Calibrate button. You should do this for vertical, horizontal and face up orientations of your iPhone.Also available Dual Level Pro, with added features:- Rotate the vial using finger touches- Rotate the vial based on an existing angle- Display more accurate angles to one tenth of a degree- More comingwww.geometryit.com