Rotation Controller is a free Android application developed by Loyalar, categorized under Personalization. The app is designed to lock your phone's rotation in either portrait or landscape mode. Its simple interface and easy-to-use features make it a handy tool for those who prefer a fixed screen orientation.

Once you have chosen to lock the rotation, a notification will be displayed in the notification-bar area. This notification can be clicked to reset your rotation lock to automated rotation. The app is lightweight and does not consume much battery or memory. It is a useful tool for users who want to prevent their phone's screen from rotating accidentally. In summary, Rotation Controller is a practical and efficient app that does exactly what it promises, making it a must-have for those who prefer a fixed phone screen orientation.