Select a scale to see its formula and characteristics.
Chord Builder
Common Chord Progressions
I-vi-IV-V
Pop Progression
I-IV-V-I
Blues/Rock
vi-IV-I-V
Emotional
I-V-vi-IV
Journey/Axis
Interval Training
Interval Guide
Intervals are the distance between two notes. They form the foundation of melody and harmony.
Circle of Fifths
About the Circle of Fifths
The circle of fifths shows the relationship between the 12 tones of the chromatic scale, their key signatures, and relative majors and minors. Moving clockwise adds sharps, moving counterclockwise adds flats.