Play chords and melodies instantly — no music theory required. Harmonique is a touch instrument that makes harmony accessible. Two columns of chord buttons — major and minor — let you play any chord in any key. Drone a chord with a long press, then improvise melodies on the piano keys above it. FEATURES • Play chords instantly — major and minor columns derived from music theory, so everything sounds good together • Drone Mode — sustain any chord hands-free, switch chords with a tap • Perform Patterns — strum, arpeggiate, or block chords at any BPM with Folk, Pop Rock, Bossa Nova, and more • 100+ instruments — piano, harmonica, guitar, organ, strings, and the full General MIDI set • Tape Delay & Ghost Verb — warm analog echo and reverb with BPM sync • 7th Chords — one toggle for richer, jazzier harmony • Circle of Fifths — visual key picker that teaches you how keys relate • Interactive Lessons — learn chord progressions, borrowed chords, music theory basics, and how to use every feature • Key & Chord Display — see what you're playing in real time • Nashville Numbers — switch between Roman numerals and Nashville notation FREE TO START 5 instruments, drone mode, chord progressions lesson, and full chord/melody playback. Upgrade to unlock everything. BUILT FOR MUSICIANS Whether you're a songwriter sketching ideas, a student learning theory, or a performer looking for a portable chord instrument — Harmonique puts harmony at your fingertips.