The main app purpose is to make the volume of your incoming calls to the maximum possible in the system.

How often have you missed an important call due to the fact that just did not hear it?

With our program, this will not happen! The app makes your incoming calls to the maximum possible volume of the system, so you never miss an important call! Flexible configuration of application behavior in different system profiles, adjust the volume of the earpiece and other features.

It's free version of an app and it has ads inside and one preference option disabled.