Phone Booster can seriously optimize the performance of your phone that it includes:making your phone faster (Speed Booster), making your Battery last longer and so much more! (Battery Saver), decreasing the temperature of your phone (phone Cooler), Clean up RAM-Memory (RAM Cleaner), Speed up your
android.permission.PACKAGE_USAGE_STATS: Allows an application to collect component usage statistics android.permission.SYSTEM_ALERT_WINDOW: Allows an app to create windows using the type TYPE_SYSTEM_ALERT, shown on top of all other apps. com.android.launcher.permission.INSTALL_SHORTCUT: Allows an application to install a shortcut in Launcher. android.permission.WRITE_EXTERNAL_STORAGE: Allows an application to write to external storage.