Play in Any Key

Chord progressions, made simple.

Explore different chord progressions in different keys.
Find your favorite progression × key combination.

“What would this progression sound like in another key?”
“I want to hear it in a key that’s difficult to play.”

Play in Any Key makes it easy to listen to popular chord progressions across all 24 major and minor keys.

【Features】

• Instantly play popular chord progressions
• Compare the same progression across all 24 major and minor keys
• Add bass, rhythms, and drums to explore different sounds
• Adjust BPM and loop playback
• Play each diatonic chord individually
• View chords on a musical staff or keyboard
• Explore a variety of chords in the Chord Dictionary
• View chords in root position or inversions, with treble or bass clef notation
• Available in 8 languages

Whether you want to explore lots of chord progressions, compare how they sound in different keys, or simply discover sounds you love, Play in Any Key makes it easy.

It can also be used as a handy tool for songwriting, accompaniment, and learning chords.

【In-App Purchase】

For chord progressions, C major is available for free. In the Chord Dictionary, chords with C as the root are available for free.
All other keys can be unlocked with a one-time in-app purchase.

Once unlocked, you can enjoy chord progressions and chord references across all 24 major and minor keys.