It is a free app which allows you to add effects to audio files. The app comes with a built-in microphone which lets you record whatever is happening around you.

Once you have recorded the audio, you can apply different types of effects to it, like reverb, echo, distortion, etc. The output of the effects is also available as input for other audio recordings.

If you want to make the audio even more interesting, you can add different types of music to it. You can choose from a list of pre-selected songs, or you can use the built-in music player to play your own music. You can also add different effects to the music, like distortion, echo, reverb, etc.

It is very easy to use, and it doesn't require any knowledge of audio recording or mixing.

The app is designed to be used with the built-in microphone of your device.