【實用工具app】Pro PlumbBob|最夯免費app-綠色工廠好玩App

The plumb bob is a tool widely used by tradesmen, handymen and DIYers to deliver a vertical reference line or plumb line. Pro PlumbBob turns your iPhone 3, 3GS, 4G or iPod touch into a virtual PlumbBob. Pro PlumbBob is easy to use and reliable. It proves features such as...- Virtual PlumbBob overlay on the camera's image- The PlumbBob turns green when the user has found the vertical.Simply ensure that the plumb line is green and compare your object to the green vertical reference line.