TOON,LLC releases Tuning Oscillator ONSA v2.0

iPhone, iPad / Tools / Tuners: 'Tuning Oscillator ONSA' is a musical reference pitch generator for vocal training and instrument tuning. It lets you play a reference tone for tuning by ear. 'Tuning Oscillator ONSA' can be generated a pitch tone on the scale from C1 to C8 based on the pitch of A4...