Allowing your phone to disturb you when it should be silent is not a good idea. So when you use Quiet Hours, your phone will go into silent/vibrate mode at the appropriate times. You can choose specific times in your weekly schedule to enter silent/vibrate mode automatically. It has the following key features. - Set your phone's weekly ring schedule - Minimalistic User Interface. - Automatically switches to Silent Mode between a given time. - Switches back to Ringer Mode Automatically - Manage