MP4 to MP3 Converter
Extract the audio track from MP4 video files and save it as MP3 locally in your browser.
Drop MP4 files to extract audio
Select audio files and convert them to MP3.
Accepts:
WAVFLACM4AAACOGGOpusMP4 video
Up to 10 files ยท 500 MB total
Questions
Does MP4 to MP3 upload videos?
No. The MP4 is processed locally in your browser and only the MP3 output is downloaded by you.
Does this keep the video track?
No. The MP3 export extracts audio only and drops the video stream.
Can I convert other formats here too?
Yes. This page is optimized for MP4 to MP3, but the shared converter also accepts MP3, WAV, FLAC, M4A, AAC, OGG, and Opus files when supported.
Does Utilumo upload my input?
No. This tool is designed for local browser processing and does not send your input to a server.
Do I need an account?
No. Utilumo tools are built to work without accounts or sign-in.