Simplest way to create soothing ambient music on your iOS device!

Circuli is a generative musical instrument conceptualized and developed by Batuhan Bozkurt (creator of the highly acclaimed instrument Otomata which is enjoyed by millions of people to date).

Tap the screen, enjoy the sounds and have fun!

For the curious:

* Circles grow at a constant rate.

* No two circle can overlap.

* Bigger circle pushes and shrinks smaller circle when in contact.

* A circle "pops" and makes a sound when its boundary intersects with the center of another circle.

* The pitch of the sound is determined by the position of the circle on the background. Bigger the hole, higher the pitch.

* The envelope of the produced sound is determined by a number of parameters including final circle size and time of interaction between two involved circles.