【實用工具app】ErrorsBySensors (Beta)|最夯免費app-綠色工廠好玩App

While making Satellite Director I discovered that the sensors are not as accurate as one might expect.

This app measures the roll and pitch errors with respect to the screen and camera in the horizontal and vertical plane. But is the camera wrong or the roll and pitch (sensor orientation) or the screen or the phones casing ? It probably adds all up to ...