ECHO-SCALE is a professional microtonal MIDI tool for musicians who want to explore new tunings and scales beyond the traditional 12-TET system. Main Features: Microtonal Engine with stable pitch-bend mapping. Note Finder for precise microtonal note detection. Pitch / Note Selector with cent-level accuracy. Presets for saving and recalling custom scales. MIDI Learn with Fast & Normal modes. Sound Recognition for adaptive performance. Auto Mono/Poly mode switching. Note Range Control for targeted processing. AUv3 + Bluetooth MIDI support. Latency Control optimized for live performance.