MP4 to MP3
Convert MP4 video files to MP3 audio — processing happens locally in your browser.
Extract audio from MP4 video files.
How to use
- Upload your MP4 video file.
- Wait while audio is extracted using browser-based processing.
- Preview or confirm the output if options are shown.
- Download the MP3 audio file.
About MP4 to MP3
Extract audio from MP4 video files.
Runs in your browser — your files and input stay on your device.
Frequently asked questions
Is my video uploaded to a server?
No. Extraction runs locally in your browser.
How long does conversion take?
Time depends on video length and your device speed. Longer videos take more time.
What audio quality do I get?
Output is standard MP3 audio extracted from the video track.
Does this work on mobile?
It may work on capable mobile browsers but desktop is recommended for large files.