Accelerometer Calibration is an Android app developed by RedPi Apps and falls under the category of Utilities & Tools. The app is free to download and provides an easy way to calibrate your phone's accelerometer, which tends to deteriorate over time. The calibration process is simple and can be done by moving the red dot on the screen into the black square and clicking on calibrate.

One of the main features of this app is the AutoCalibrate option, which notifies you when your phone's accelerometer needs calibration. With this app, you can have a smoother gaming experience while playing your favorite motion sensor-based games. It is an essential app for those who face difficulty playing motion-based games due to inaccurate results from their phone's accelerometer.