Audio Latency & Mic Test

Measure your audio output latency, test speakers with tones, watch a live microphone level meter and waveform, and check your input/output devices — useful for calls, streaming and rhythm games.

Output & latency

audio not started

Latency is the browser's estimate of the delay before sound reaches your speakers — the lower the better for rhythm games and live monitoring.

Sample rate

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Base latency

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Output latency

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Total est.

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Microphone

not enabled

Grant mic access, then speak — the meter and waveform react to your input. Nothing is recorded or uploaded.

Devices

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Full device names appear after you grant microphone access (a browser privacy rule).

Inputs

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Outputs

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