Harmonique - Chord Organ
Learn Music Theory & Harmony
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
New: record your voice or instruments into the looper. Play any chord in any key with 100+ instruments, drone mode, and perform patterns.
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.
Ratings & Reviews
v1.3.2:
• AUv3 loads reliably across hosts, with accurate chord-pad touch.
• Your sound, theme, octave, and Perform settings now save with the project.
• New All Notes Off button, smoother Perform switching, and tweakable delay/reverb.
• New MIDI chord layouts: Squashed and Interleave.
The developer, fourtrack.fm LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- fourtrack.fm LLC
- Size
- 72.3 MB
- Category
- Music
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPad
Requires iPadOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
English and 4 more
- English, French, German, Japanese, Simplified Chinese
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Harmonique Lifetime Unlock $4.99
- Copyright
- © 2026 fourtrack.fm LLC
