FullCalculator

Chord Progression Calculator

Chord Progression

Generate common chord progressions in any key with Roman numeral analysis for songwriting.

Formula

Chords derived from scale degrees of the selected key; Loop Duration = (Beats Per Chord x Chords) / BPM x 60

Frequently Asked Questions

What is the most popular chord progression?
The I-V-vi-IV progression is the most widely used in modern pop music, used in hundreds of hit songs.
What is a ii-V-I progression?
It is the most important chord progression in jazz, creating strong harmonic motion toward the tonic.
Do I need to know music theory to write songs?
While not required, understanding chord progressions can help you write more compelling and harmonically interesting music.

You may also need