Press Start to begin visualization
Audio is processed entirely in your browser — nothing is sent to any server.
Listen to sounds through your microphone and visualize their frequency and volume in three different styles: bars, waveform, and a circular view.
A 16-step drum machine sequencer powered entirely by the Web Audio API — no sample files needed. Synthesize kicks, snares, hi-hats, claps, and toms, adjust BPM and swing, pick from preset patterns, and export your beat as a WAV file.
Tune your guitar using your microphone. Visualize audio frequency data, detect pitches, and see hints to tune each string up or down.
Clean up noisy audio recordings directly in your browser using Web Audio API filtering. Apply high-pass and low-pass filters, a dynamics compressor, and a noise gate to remove hum, hiss, and background noise from voice recordings, podcasts, and more.