Having a hard time playing your favorite motion-based racing game ?
Is your phone's accelerometer sensor giving inaccurate results?
Then accelerometer calibration is the app for you.

The performance of your phone's accelerometer deteriorates over time .
So it is very important that calibration is done from time to time.

FEATURES:
-> Easy calibration process.
-> Move the red dot on the screen into the green square and click on calibrate.
-> AutoCalibrate option which notifies you when your phone's accelerometer needs calibration.

Ad free version of accelerometer calibration is available here:
https://play.google.com/store/apps/details?id=redpi.apps.accelerometercalibrationfree

NOTE: Works better on rooted device.