A free program for Android, by Wolfie Apps.

Sound Booster is an application that allows you to improve the audio quality of your Android phone. It is designed to allow you to listen to your favorite music at a higher volume, without having to modify the sound of your phone.

How to use the Sound Booster?

In order to use the Sound Booster, you need to follow the instructions that are displayed on the screen. You can use the application by following the steps described below:

1) Open the application and select the audio stream that you want to modify.

2) Select the desired volume level.

3) Select the type of audio that you want to increase the volume of (i.e. music, sounds, or voice).

4) Select the output audio stream.

5) Press the “Boost” button.

6) Close the application.

The application will automatically increase the volume level of the selected audio stream.