HarmoniKeys

HarmoniKeys helps you find the best piano chord progressions using optimal voice leading. HOW IT WORKS Select your chords and HarmoniKeys automatically calculates the positions that minimize finger movement between each chord. No more unnecessary jumps on the keyboard! FEATURES - All chord types: triads, sevenths, sixths, add9, add11 and more - Smart voice leading algorithm: common tones kept on the same finger, minimum movement - 2 interactive keyboards: left hand and right hand with displayed fingerings - Real-time MIDI audio with General MIDI piano - Built-in metronome with live adjustable tempo - Preset progressions: Canon, Blues, Jazz, Pop and many more - Unlimited chord grid saving - Share grids via QR code - Drag and drop to reorder chords - Configurable notation: Anglo-Saxon or solfege - 3 languages: French, English, Spanish WHO IS IT FOR - Beginner pianists learning proper chord transitions - Advanced pianists seeking optimal positions - Composers experimenting with chord progressions - Music teachers teaching harmony 100% OFFLINE No internet connection required. No data collection. Your music stays private.