CHORD LIBRARY

Play along APT., chord by chord.

Chords of: APT. by: ROSÉ, Bruno Mars. (Cm7, Bb, C, Abmaj7) are the main chords of the song. The chords are displayed instantly in real-time with a YouTube player, four synced views, instrument diagrams, loop practice and a built-in vocal-remover mixer.

About the chords of “APT.”

“APT.” by ROSÉ, Bruno Mars is in C Minor and runs at about 152 BPM, giving it a fast, energetic pace. Our analysis found 38 different chords across 112 chord changes; the ones that carry the song are Cm7, Bb, C, Abmaj7.

Bb is the chord you will hold longest — roughly 17% of the 2:43 the chords were tracked for. The song opens with G7 → Cm7b5/Bb → C → B6 → Cm7 → Ebm → Abmaj7 → Bb. Play the timeline above to hear each change land in real time.

Difficulty: advanced — 8 main chords with 9 extended, altered or slash voicings. Guitar tip: put a capo on fret 3 and use A minor shapes — the song stays in C Minor but every chord becomes an open chord.

Chord frequency

ChordTime heldShare
Bb0:2817%
C0:2515%
Cm70:149%
Abmaj70:117%
Cm0:106%
Eb0:106%
Ab0:085%
Ebmaj70:074%

Chord progression, in order

G7 – F#m7b5/E – C – Cm7b5/Bb – Bbm – C – Bbm – C – B6 – Bb – F/C – B6 – Cm7 – Ebm – C – Ebm – Fm6 – Eb6 – Abmaj7 – Bb – Cm – F/C – Eb – Abmaj7 – Bb – Cm – Emaj7 – D/E – C – Cm7b5/Bb – C – F#6 – Bb – C – D7/F# – Bb – C – Dm7b5 – Cm7b5/Bb – C – B7/D# – Bb7 – Cm6 – D6 – Cm7 – Ebmaj7 – Bb – Bdim – …