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ConvertBox

Video to Audio

Extract audio from MP4, MOV, WebM and AVI videos. Save as MP3, WAV, AAC or FLAC, pick bitrate and trim — processed locally with FFmpeg.wasm.

How to Use

  1. Select a video file to extract audio from
  2. Select the desired output audio format
  3. Click the "Extract" button
  4. File will download automatically once finished

All processing is done in your browser, and files are never sent to a server.

Frequently Asked Questions

Yes, this tool serves the same purpose — extracting the audio track from a video file.
MP3 is the most universally compatible. Use WAV for lossless quality or FLAC for lossless compression.
This tool works with locally uploaded video files only, not URLs.