ChordLoop

ChordLoop is the fastest way to find your next chord progression. Pick a key, tap a chord, and hear it instantly. Stack chords into a progression, loop it at any tempo, and let the ideas flow. Whether you're writing a song, learning theory, or just noodling on the couch, ChordLoop turns "what sounds good next?" into a few taps. WHAT YOU CAN DO • Play every chord in any key — major and minor, with the music theory built in and correct • Hear real sound generated right on your device — nothing to download, works fully offline • Flip on 7th chords for a richer, jazzier feel • Loop your progression at any tempo and hear it come to life • Start from classic progressions — pop, 50s, ballad, and more • Save the progressions you love • Share a progression with a single tap CHORDLOOP PRO — one-time $3.99 unlock • Export any progression to MIDI and drop it into GarageBand, Logic, or any DAW • Drum grooves that turn your progression into a real track • Six more instruments — Organ, Nylon Guitar, Synth, Strings, Music Box, and Marimba Built for songwriters, producers, guitarists, pianists, ukulele players, and anyone learning music. No account. No ads. No subscription — the full songwriting core is free, and Pro is a single one-time purchase.