MP4 to MP3 Converter
Pull the soundtrack out of a video and keep it as an MP3. Choose the bitrate, then download the audio; only the first audio track is used.
Drop your videos here
or drag and drop
Processed in your browser, not uploaded.
Processed locallyFiles and text are processed in your browser and are not uploaded to our servers.Learn more
How to use this tool
- 01
Choose your file
Select one file or a batch in the indicated input format.
- 02
Adjust the result
Only the first audio stream is selected. An MP4 without audio produces a no-audio-track error. Corrupt media and unsupported codecs cannot be converted. The output contains audio only, with no video stream.
- 03
Process and download
Start processing, then play or download the result. Files are processed one at a time.
Format and quality
Only the first audio stream is selected. An MP4 without audio produces a no-audio-track error. Corrupt media and unsupported codecs cannot be converted. The output contains audio only, with no video stream.
Local processing
Your files are processed locally in your browser and are not uploaded to WeDoConvert servers.
Very large media files can exceed browser memory. The engine loads only when you start processing. You can cancel and start another conversion.
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Frequently asked questions
Does the MP3 contain the video?
No. The output contains only sound from the first audio track.
What if the MP4 has no audio track?
The tool reports that no audio track was found and does not offer an empty MP3 download.