This is an simple app to test your microphone and headphones. Just press "Record" and speak. There is a built-in delay so that you can hear your angelic voice in crystal clear quality. You can also test your headphones of any kind with built-in audio tracks of various pitches.

The audiovisualizer is a graphic representation of the pitches of the various amplitudes of the audio tracks you are currently playing or your voice

If you look around carefully, you will also find a chilled jazz sound that puts you in a comfortably warm mood.

There is also a little minigame hidden, with which you can have fun and forget everyday worries.