Progression Explorer
Enter any chord progression to detect the key, see roman numerals, harmonic function, and scale suggestions.
Key (for presets)
Preset Progressions
Free Input
Type chord names separated by spaces: C, Am, G7, Fmaj7, Dm7, Bm, etc.
Detected Key
C Major4/4 chords fitHarmonic Function
Tonic — home, stableSubdominant — motion, departureDominant — tension, wants resolution