The reference explainer for Camelot notation and harmonic mixing rules.
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Workflow
Why do some blends clash even when the beats line up?
Camelot notation turns music theory into arithmetic: same number, or one step around the wheel.
Step by step
Same code, +1, -1, or switch letter at the same number.
+7 semitones or a +2 jump lifts a room — it also snaps the mood.
Detected keys are wrong often enough that a clash means the tool, not you.
Toolkit
The reference explainer for Camelot notation and harmonic mixing rules.
Key and energy detection with Camelot notation written back into tags.
Look up BPM, key, energy and danceability for a released track in seconds.
Open-source musical key detection for large batches of files.