Permission Group Manager is allows you to grant or revoke permissions for applications installed in your device.

Some applications always use permissions like location and mobile data which leads to battery drain. Some applications act behalf you like send SMS and call which can cost you.

This application list down all the apps by required permissions.
Call SMS Location Camera contacts storage Sensors etc. You can easily give or remove access to specific use of permission for installed apps.

Permission Group Manager uses "Accessibility Service" to perform turn on/off permissions automatically.