MP4 to MP3

Extract audio from video as MP3

Your file never leaves this device

The selected file and result are processed only in this browser's memory.

On the first conversion, the FFmpeg engine (about 31MB) is downloaded from a CDN. Later visits may use the browser cache; your media is never part of that request.

Input formatMP4

Output formatMP3

Choose a file to convertClick this area or drop a file here.Accepted input: .mp4 · Maximum file size: 100.0 MB

ℹ️ MP4 to MP3

Extract audio from video as MP3

Verify results with an authoritative source before using them for important medical, legal, or financial decisions.