ii — V — I
ii chord
m7
m7♭5
m9
m11
V chord
7
7♭9
7♯9
7♯11
I chord
maj7
maj9
maj7♯11
m7
m(maj7)
Mode
ii–V–I
Backdoor
Tritone Sub
Key Order
Random
Circle of 4ths
Circle of 5ths
Current Key
—
ii · 1 bar
—
—
V · 1 bar
—
—
I · 2 bars
—
—
ii beats
−
4
+
V beats
−
4
+
I beats
−
8
+
Press Start to begin
Tempo
100
bpm
Start
New Key
Stop
Choose a tempo and press Start