Ongaku - Piano Chord Guide app for iPhone and iPad

Ongaku Piano Chord Guide is a convenient visual and audio reference for essential piano chords used in popular music. Select a root note and explore over 20 different types of chords, like major, minor, diminished, augmented, sixth, seventh, ninth, eleventh and thirteenth chords. Press each chord to hear it, press it again to hear the individual notes.

Each chord entry displays a clear keyboard diagram, and information to help you understand why chords sound the way they do. See the intervals that make up a chord and each note’s major scale degree.

This app is useful when practicing the piano, learning music theory, training your ear, or finding the right chord for your compositions.