Volume Button Assistant App helps you if your phone's - 1. Volume Button is broken. 2. Volume Button not working. 3. Volume Button is hard to press every time. And by using this App your phone's volume button will have a longer life as well, because you don't have to press it every time. You can change the volume without opening the app, from the notification bar while - 1. Watching a Video 2. Listening to Music 3. In a Call etc. You can also use the volume controller after opening the app.