Pivot
Your key, inRockReggaeCountryAlternativeMúsica tropicalMetal
Yearly renews every year · License required · macOS 14+ · Apple silicon
Other genres, in your key.
of 1,100 songs, measured on this Mac. Unknown stays unknown.
Today's drop, all from outside the genres you play.
The key your library returns to.
Same move. Other genre.
What you return to.
Apple Music, a Spotify export or ListenBrainz. Nothing leaves your Mac.
Your taste has a key.
Chord loops, key, tempo and meter, measured on this Mac. Unknown is an answer.

C major
30 songs that share a chord loop or move with songs you love. 30 from genres you never play.

Key and tempo, always up there.
A mini player in the menu bar with the two facts other players leave out.
Measured, then scored.
| Task · set | Pivot, on this Mac | Best published |
|---|---|---|
| Key · GiantSteps Key (EDM) n = 604, 30-s clips, never fits weights | 58.9 weighted · 51.3 exact | 74.6 weighted · 67.9 exact, full clips (Korzeniowski & Widmer 2018) |
| Key · GuitarSet n = 180, 30-s clips, 5 genres, trains the key weights | 86.7 exact | |
| Chords · GuitarSet n = 180, trains the chord weights | 82.1 majmin · 75.1 sevenths | |
| Chords · RWC Popular n = 100, 30-s clips, never trained on | 75.8 majmin · 49.5 sevenths | 82.5 majmin, 8-fold CV (Korzeniowski & Widmer 2016) |
| Tempo · GiantSteps Tempo n = 154, 30-s clips | 79.9 Acc1 · 90.9 Acc2 | 73.0 Acc1 · 89.3 Acc2 (Schreiber & Müller 2018) |
Scores before any confidence gate. GuitarSet trains the key and chord weights, so its rows are not held out. Pivot matches on chord loops only above the chord gate, where chords score 0.80 majmin or better on both chord sets.