Harmono

Listens to your piano playing (mic or MIDI) and reports the exact measures where timing or notes slipped.

iOSAndroidEmergingApp Store (US)★ 4.2 · 20 ratingsGoogle Play (US)★ 4.6 · 73 ratings · 10K+ downloadsfreemiumglobal

A mobile app for iOS and Android that listens to piano via microphone or MIDI and provides live feedback, highlighting exact measures with timing or note errors and producing sheet-music transcriptions exportable to PDF or MIDI. It helps players pinpoint where to focus practice, track hesitations or rushing, and transcribe performances, suitable for beginners through advanced pianists preparing rehearsals or recitals.

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