version 1.1

The Circle of Fifths

An interactive and fun tool to explore music harmony in an innovative way. Enjoy!
Use the arrows to turn the wheel

* dominant chords must have the key's major 7th (the leading tone) in them, that is why we raise this note on minor keys and the V becomes major, the III augmented and the VII diminished.

The scale on a piano keyboard

Tap/click to play the notes