Welcome to the Offtonic Microtonal Synthesizer, a JavaScript synth capable of xenharmonic tunings and scales.
Welcome to the Offtonic Microtonal Synthesizer, a JavaScript synth capable of xenharmonic tunings and scales. If you're seeing this, your browser does not support HTML5.
OFFTONIC
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Load Preset:
Choose a Preset...
Add a Note
cents above
C
C#
D
Eb
E
F
F#
G
Ab
A
Bb
B
0
1
2
3
4
5
6
7
8
9
10
Frequency:
Shortcut key:
Add in all octaves:
Edit Note
cents above
C
C#
D
Eb
E
F
F#
G
Ab
A
Bb
B
0
1
2
3
4
5
6
7
8
9
10
Frequency:
Shortcut key:
Remove from all octaves:
Edit Note
a
b
Frequency:
Shortcut key:
Add Interval
Interval type:
Ratio
Equal-tempered
All octaves
/
above
below
the note
Click anywhere on the colored pad to start. Don't see a colored pad? Please try using Chrome or Firefox.