Music library

What it does

Fins songs with the same chords. See the most popular chord progressions. See the next “most likely” chord in a progression.

Explore chord probability based on our database of 75,000+ songs and discover songs with matching chord progressions. Select a chord on the left to see where it commonly leads and which songs use that path. Trends reveals the probability of chords and chord progressions based on Hooktheory's massive TheoryTab database. Explore what typically comes next, discover common patterns, and make informed songwriting choices grounded in real-worldfrom hooktheory.com

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