Sleep Timer lets you fall a sleep to your favorite music. You simply start your music and then set the countdown timer.
At the end of the countdown music will be stopped and shut the app for you.

Features:

- Turn off the music
Sleep Timer can stop music and video applications to allow you to sleep while listening to music.

- Turn off WiFi and Bluetooth to help you save battery while are a sleep.

- Automatically lock screen with setting timer to lock it..

- Shake to extend timer, shake the phone to extend the duration of the timer without you having to unlock your phone.


Note when uninstalling the application:
If Device Administrator is enabled, you need to turn it off before uninstalling the application.
You can turn off Device Administrator using following these steps:
Open the Sleeping Hour: Disable Other Apps application => Settings => Uninstall device admin => then you can remove as the normal application.
or
Open system settings => Security => Other security settings => Device administration app => uncheck Sleep Timer => then you can uninstall the normal application