Boltly Tools
by ZeroClick AI
Everything runs on your device. Nothing is uploaded.

Extract audio from a video (MP4 to MP3)

Drop your files hereor click to browse · JPG, PNG, WebP, AVIF, GIF
Options

Pull the audio track out of any video and save it as MP3, M4A or WAV, without uploading the video.

How to extract audio from a video (MP4 to MP3)

  1. Drop a video into the box above.
  2. Choose the audio format.
  3. Press Run and save the audio file.

Private by design

Boltly runs entirely in your browser. Your files are processed on your own computer and are never uploaded, so it is safe for IDs, contracts and family photos, and it keeps working offline once loaded.

Questions

Which format should I pick?

MP3 plays everywhere; M4A is smaller at the same quality; WAV is uncompressed.

Is my video uploaded?

No.

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