Get the weekly radar
One short email with the freshest products, every week.
Explore the Circle of Fifths with our interactive online tool. Learn about key signatures, chord progressions, and musical relationships.
Grounded in available product and source data
The Circle of Fifths is a fundamental concept in music theory that organizes the 12 pitches of the chromatic scale into a circular diagram. It illustrates the relationships between different keys, aiding musicians and composers in understanding key signatures, chord progressions, and modulation.
The Circle of Fifths arranges musical notes in a sequence of perfect fifths, starting from C at the top (12 o'clock position) and proceeding clockwise. Each step represents a perfect fifth higher than the previous note.
C → G → D → A → E → B → F♯/G♭ → C♯/D♭ → G♯/A♭ → D♯/E♭ → A♯/B♭ → F
Located on the inner circle (relative to major keys)
Quickly determine the number of sharps or flats in any given key.
Create smooth transitions between chords using adjacent keys in the circle.
Guide transitions from one key to another, especially to closely related keys.
Understand notes with two names, such as C♯ major and D♭ major.
