PIANO J ChordMate

Your pocket companion for learning, practicing, and exploring chords.

PIANO J ChordMate is a practical complementary tool for musicians, music students, and teachers. It helps you develop your chord knowledge, practice progressions and cadences, and quickly find chords whenever you need a reference.

Explore chords and inversions, from familiar chords such as C, Am, and F#7 to more advanced harmonies like Esus4, F#m7(b5), and G7(b9). The virtual keyboard clearly highlights each note, making chords easier to understand, play, and remember.

Practice chord progressions and cadences, or use the Chord Game to improve chord recognition and memorization through active practice.

Whether you are studying, teaching, practicing, or simply looking for a chord you cannot remember, PIANO J ChordMate provides a simple and useful reference whenever you need it.