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How to Extract Audio from Video — MP4 to MP3 Free

2026-04-06·3 min read·✓ Tested 2026-04-06
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Need just the audio from a video? Extracting audio is straightforward — here's how to do it for free in under a minute.

Step-by-Step: Extract Audio from Video

  1. 1. Open FileCurve's Video to MP3 tool
  2. 2. Upload your video file (MP4, WebM, AVI, MOV)
  3. 3. Choose audio quality (128kbps for voice, 320kbps for music)
  4. 4. Click "Extract Audio" and download the MP3

Common Use Cases

  • Extract a podcast from a recorded Zoom/Meet call
  • Save the audio from a music video
  • Get the soundtrack from a movie clip
  • Create an audio-only version of a lecture

Which Bitrate to Choose?

  • 128kbps: Good for voice recordings, podcasts, speech. Small file size.
  • 192kbps: Balanced — good for most music.
  • 320kbps: Best quality for music. File sizes are 2.5x larger than 128kbps.
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FAQ

Is extracting audio from a video free?

Yes. FileCurve's Video to MP3 tool is completely free with no limits or signup required.

Does the video quality affect the extracted audio?

No. Audio extraction copies the audio track directly — it doesn't re-encode unless you change the bitrate.

Can I extract audio from a MOV file?

Yes. FileCurve supports MP4, WebM, AVI, and MOV formats.