ChordShuffle

ChordShuffle is a practice tool for developing musicians who want to break free from physical shapes and patterns on their instrument and start hearing and thinking in chords. HOW IT WORKS ChordShuffle plays chords through synthesised instruments while you find the right notes — scales, chord tones, and arpeggios — on your own instrument in real time. This forces your brain to process harmony instead of relying on memorised finger shapes, which is how real musical knowledge is built. RANDOM CHORD MODE Chords appear in unpredictable order so you can never anticipate what comes next. You have to listen, identify, and find the notes on your instrument under time pressure. This is one of the most effective ways to develop true fretboard or keyboard fluency across all keys. CHORD PROGRESSION MODE Practice the most important chord progressions in jazz and Western harmony — 2-5-1, 1-6-2-5, rhythm changes, and more — in rotating keys. Besides building your improvisational vocabulary, this trains your ear to recognize these progressions by sound, which is essential for playing with other musicians and transcribing music. JAZZ STANDARDS MODE A dedicated feature for jazz musicians. Practice and improvise over full chord charts for essential jazz standards. Set a loop range to focus on any section of a tune. FEATURES - Four synthesised instruments: Grand Piano, Rhodes, Vibraphone, Organ - Adjustable tempo - Drum patterns for rhythmic context - Bass note playback - Chord colorization for visual reference - Works completely offline - No ads, no accounts, no data collection - All settings saved automatically between sessions - All audio is synthesised — no copyrighted recordings WHO IT IS FOR ChordShuffle is for instrumentalists at any level who are serious about developing their harmonic knowledge — guitar players, pianists, bass players, horn players, and anyone who wants to hear and understand chords rather than just play shapes from memory.