Vanilla JS Synthesizer

Web Audio API • Polyphonic • ADSR • Filter • LFO • Delay & Reverb • Visualizer • Recorder

Controls

Oscillator

Waveform

sine

Max Polyphony

8

Glide (ms)

0 ms

Envelope (ADSR)

Attack (ms)

15 ms

Decay (ms)

150 ms

Sustain

0.70

Release (ms)

400 ms

Filter

Type

lowpass

Cutoff (Hz)

1600 Hz

Resonance (Q)

1.2

LFO

Rate (Hz)

5.00 Hz

Depth (pitch, cents)

0 ¢

Depth (filter, Hz)

0 Hz

Delay

Time (ms)

300 ms

Feedback

0.25

Mix

0.15

Reverb

IR Decay (s)

2.5 s

Mix

0.20

Master

Volume

0.60

Octave

4

Visualizer

Click / touch keys or use your keyboard