Wavebender turns your iPhone into an instrument you play in the air — like a real theremin, but in your pocket. Hold your phone in landscape. Your right hand sweeps pitch left and right. Your left hand controls volume — raise it for more sound. No screen touches while you play. BUILT FOR MUSICIANS • Continuous pitch with scale snap — from pure theremin to locked pentatonics • Minor pentatonic, blues, harmonic minor, and more • Pinch the stage to zoom your pitch range; pan to shift the starting note • Play-space calibration maps the ruler to your reach • Pitch-hand height adds expressive vibrato • Triangle, sine, saw, and FM voices with hall reverb • Motion prediction and smoothing tuned for playable latency STUDIO OUTPUT • Virtual MPE MIDI source "Wavebender" for GarageBand, Logic, Cubasis, and other MPE-aware hosts • Continuous pitch bend and expressive control — no extra purchase required HONEST ENGINEERING • Front-camera hand tracking runs on device — video never leaves your phone • TrueDepth distance readouts on supported iPhones • Bluetooth audio warning when latency would ruin the feel • Landscape play designed for iPhone A serious pocket instrument — not a touch toy. Requires a front-facing camera and good lighting on your hands.