Audio ToolsFree

Remove Background Noise

Apply noise reduction filters to audio recordings to remove hiss, hum, fan noise, air conditioning, and other constant background noise. Uses the Web Audio API for in-browser processing. No file upload, no signup, completely private.

Updated June 2026

  1. 1Upload your audio file
  2. 2The tool cleans it up automatically
  3. 3Download the cleaned audio

Drop your audio anywhere, click to browse

MP3, WAV, M4A, OGG, FLAC

Ctrl+Vto paste a copied file

How to use Remove Background Noise

  1. 1

    Upload your audio file

    Drag and drop your audio file into the upload area, or click to browse and select it.

  2. 2

    The tool cleans it up automatically

    Background hiss and steady noise are filtered out directly in your browser.

  3. 3

    Download the cleaned audio

    The processed file downloads automatically to your device.

Frequently asked questions

Everything you need to know about remove background noise.

Constant background noise such as microphone hiss, electrical hum, fan noise, air conditioning, room tone, and low-frequency rumble.

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