This looks like it could be fun. Although it does remind me of AirVox from Yonac.
Minority Report Interface in your pocket!
Experience the future right now using your iPhone: activate an electronic music synthesizer by moving your fingers in 3D!
Up, down, left, right activate pentatonic note combinations. Forward and backward adds effects to the sound!
Choose from 5 different effects: modulation, resonance, binary, beats, and volume. For instance, the more you move your fingers closer to the iPhone, the louder your music.
Try it out now! It’s like having a mini-kinect in your pocket. Imagine everything you could do!
The app is priced at $0.99.