A free program for Android, by Roze studio.

The Roze Sound Booster-Volume Maximizer app will allow you to increase the volume of your device and even boost the sound of your device to the maximum level. It is a very useful tool for people who want to listen to their music or other audio files at a higher volume.

It is very easy to use and has an intuitive interface. It is compatible with most Android devices. It supports most audio formats and the most popular music players. It is a very powerful and efficient tool.