Sandbox Piano
Mouse, touch, or computer keyboard — plays through the pre-loaded Tone.js synth.
Click to Start Audio
Waveform
triangle
triangle
sine
square
sawtooth
Attack
0.02 s
Decay
0.25 s
Sustain
0.55
Release
0.6 s
Volume
-8 dB
Computer keys:
Z
X
C
V
B
N
M
, etc.
Sharps on
S
D
G
H
J
and
2
3
5
6
7
9
0
.