A free app for Android, by Bialamusic.

Sonic Synthesizer is an app based on the classic oscillator synthesizer, which provides you with a wide range of sounds. You can use the settings to create any sound you like, from a simple beat to a heavy metal rhythm. You can also add different sound effects to make the output even more exciting.

The Sonic Synthesizer app is designed to be played as a musical instrument, so you can use the settings to create your own music. It can be used as an excellent music recording tool.

Sonic Synthesizer can also be used as a music player and a sound recorder.