Phone Vibration is a free Android app developed by UA-POC in the Utilities & Tools category. With this app, users can select from a variety of vibration patterns to make the most of their phone's vibrator motor.

One of the app's most significant features is that it continues to vibrate even if the screen is turned off. Users can select a pattern and let the app do the rest. The vibration can help with relaxation and soothing sore muscles, or just for fun.

Overall, Phone Vibration is a straightforward app that delivers what it promises without any ads. It's a great choice for anyone who wants to make their phone do something cool.