Bbadd9 chord

The Bbadd9 chord (Bb add nine, also written A#add9) on a piano: the notes, every inversion and the keys it belongs to. Tap play to hear it, and download it as MIDI.

Free
No account
Runs in your browser
14 chord types in every key
MIDI download

Bb1D3F5C9

About the add nine chord

A major chord with the ninth added and no seventh. Brighter and more open than the plain major chord.

Formula: 1 3 5 9. Used in: Pop, EDM, future bass and singer-songwriter music.

Bbadd9 inversions

Tap an inversion to hear it. Inversions keep the same notes in a different order, which lets chords move smoothly from one to the next.

More Bb chords

Other add nine chords

Play Bbadd9 with VISIONS OF TOMORROW →71 Serum 2 presets for house and techno: pads, keys, plucks and stabs made for chords. $29.

Or start with the free pack: 24 sounds from all three packs, and a 25% code for the full packs a few days later.

Questions

What notes are in a Bbadd9 chord?

Bb, D, F, C.

What is the formula of a add nine chord?

1 3 5 9. A major chord with the ninth added and no seventh. Brighter and more open than the plain major chord.

Is Bbadd9 the same as A#add9?

Yes. Bb and A# are the same key on the piano, so the chords sound the same. Which name is used depends on the key of the song.