How do I convert MP4 files?

Choose your MP4 files or drop them on this page, pick a format (MP3, GIF, WebM, MOV, MKV, WAV, M4A, FLAC, OGG, Opus and AAC), then select Convert and save the results.

Is it safe to convert MP4 files here?

Yes. Decant converts MP4 files in your browser, so they’re never uploaded, stored or logged.

Can I convert many MP4 files at once?

Yes. Add as many as you like and they convert together. Save each result on its own, or all of them as one ZIP.

MP4 converter: free, private, no upload

Decant

.mp4.mp3

Convert MP4 files to MP3, GIF, WebM and more in your browser.

Drop files here

or paste them in. Whole folders work too.

Nothing is uploaded
Works offline
Free and open source

What are MP4 files?

MP4 is the most widely supported video format. It plays on phones, in browsers and on TVs, and opens in almost every editing app.

MP4 to other formats

MP3
GIF
WebM
MOV
MKV
WAV
M4A
FLAC
OGG
Opus
AAC

Other formats to MP4

GIF to MP4
MOV to MP4
WebM to MP4
MKV to MP4
AVI to MP4
WMV to MP4
FLV to MP4
TS to MP4
MPG to MP4
3GP to MP4

Questions

How do I convert MP4 files?: Choose your MP4 files or drop them on this page, pick a format (MP3, GIF, WebM, MOV, MKV, WAV, M4A, FLAC, OGG, Opus and AAC), then select Convert and save the results.
Is it safe to convert MP4 files here?: Yes. Decant converts MP4 files in your browser, so they’re never uploaded, stored or logged.
Can I convert many MP4 files at once?: Yes. Add as many as you like and they convert together. Save each result on its own, or all of them as one ZIP.