Start UNA
UNA uses press and hold gestures for the 9 control knobs, use the Shift and Ctrl buttons on your keyboard to simulate these gestures.
Shift — Press Knob
Ctrl — Hold Knob
Octave −
C3
Octave +
Key
Scale
Octave −
C3
Octave +
Click keys to add them to the chord. It keeps sounding until you remove them.
Clear
Octave −
C3
Octave +
Play a chord on your MIDI keyboard and hold it — UNA starts when a chord is held. Web MIDI is not available in every browser.