MP4 audio extraction
Extract MP3 from MP4 in your browser.
Create an MP3 audio file from an MP4 video without sending the source to a conversion server.
Extract MP3 from MP4
Output: MP3 audio file.
Your selected video is processed in this browser tab. It is not uploaded to a conversion server.
Ready.
MP3 extraction keeps only the audio
The output file contains the audio track from the MP4. The video track is ignored during export.
Best settings and limits
Best first try
The first version exports a simple 192 kbps MP3 for compatibility.
When this may fail
Use files you have the right to process. Very long videos can be slow because the browser does the work locally.
Privacy boundary
The selected video file stays on your device while the tool creates the output.
Frequently asked questions
Can I extract MP3 from MP4 without upload?
Yes. The selected MP4 is processed in this browser tab.
Does the MP3 include video?
No. The MP3 is audio only.
Is this different from video to MP3?
It uses the same audio extraction engine but matches the MP4-specific search intent.