Convert MP4 to MP3

Save the sound of a video you own — a lecture, a recording or a voice message — as an MP3 file.

No uploadInstant & freeWorks offline

Drop a video (MP4, MOV, WebM)

or click to browse · stays on your device

How to use the Convert MP4 to MP3

Can I download audio from YouTube links?

No. This tool converts video files you already have on your device. It does not download from websites.

Which videos work?

Any video your browser can play — usually MP4 (H.264/AAC), MOV, WebM and many MKV files. Files up to 300 MB and 2 hours.

Is my data sent anywhere?

No. Everything is calculated in your browser on your own device — nothing you type or upload is sent to a server.