Find the key to any song.
Look up scales, chords & progressions, name a song to get its key, or enter the notes you hear. Everything plays out loud.
Selected Key
C Major
Scale Notes
Key Signature
No sharps or flats
Relative Minor
A Minor
Diatonic Chords
Common Progressions100 BPM
The Pop Axis
C → G → Am → F
Jazz Turnaround
Dm → G → C
Classic Cadence
C → F → G
50s Doo-Wop
C → Am → F → G
Guitar Voicings
Capo Helper
C Major already sits nicely under the fingers with open chords — no capo needed.
Keyboard · tap to play
Tonic In scale
Modes built on C
C Ionian · Major
C D E F G A B
Bright and resolved — the classic major sound.
C Dorian
C D Eb F G A Bb
Minor with a hopeful raised 6th. Jazzy and cool.
C Phrygian
C Db Eb F G Ab Bb
Dark and tense with a flat 2nd — Spanish flavour.
C Lydian
C D E F# G A B
Dreamy and floating thanks to the raised 4th.
C Mixolydian
C D E F G A Bb
Bluesy major with a flat 7th. Rock & funk staple.
C Aeolian · Natural Minor
C D Eb F G Ab Bb
The natural minor scale — melancholic and moody.
C Locrian
C Db Eb F Gb Ab Bb
Unstable and tense with a diminished tonic.
Progression Builder100 BPM
Tap chords above to build your progression, then loop it.
Saved Progressions
Weekly Challenge · 2026-W34
This week, write something in
E Minor
Top picks this week
No entries yet — publish a progression in E Minor to be the first featured!
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