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Audio Noise Gate

Remove background noise, hiss, and hum from audio recordings. The noise gate silences audio below a threshold, perfect for cleaning up podcasts and voice recordings.

Free to use, no watermarks, runs in your browser—nothing uploads to our servers

Source file

Files are processed locally in your browser using WebAssembly.

Preset

Threshold (dB)

Audio below this level is silenced (-60 to -10 dB)

Ratio

Noise reduction ratio (1 to 10)

Attack (ms)

Gate opening speed in milliseconds

Release (ms)

Gate closing speed in milliseconds

Report a bug

If this tool misbehaves, share a quick summary so we can investigate. We include the tool URL automatically—no need to copy and paste.