ARP-BOX

Would you like play to unique sound box? ARP-BOX is simply arpeggiator sound box with bounding balls. You can put bounding balls in a colorful box by tap. Bounding balls emit a sound then contacting walls. ARP-BOX is playing polyrhythmic melody sounds by balls bounding. If you want to remove bounding balls, you can open a box and wait for out-of-bounds balls. And.