How do I convert WEBM files?

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

Is it safe to convert WEBM files here?

Yes. Decant converts WEBM files in your browser, so they aren't uploaded to a server, and nothing is stored or logged.

Can I convert many WEBM files at once?

Yes. Add as many as you like and they convert together; when there are several results you can save them all as one ZIP.

WEBM converter: free, private, no upload

Decant

.webm.mp4

Convert WEBM files to MP4, MP3, GIF and more, without uploading them. No ads, no tracking, no sign-up.

or drop them anywhere on the page, or paste

What are WEBM files?

WebM is an open video format for the web, using VP8, VP9 or AV1 video. Browsers play it, but many editors and Apple apps don't.

Convert WEBM to

MP4
MP3
GIF
MOV
MKV
WAV
M4A
FLAC
OGG
OPUS
AAC

Convert to WEBM

MP4 to WEBM

Questions

How do I convert WEBM files?: Choose your WEBM files or drop them on this page, pick the format you need (MP4, MP3, GIF, MOV, MKV, WAV, M4A, FLAC, OGG, OPUS and AAC), then select Convert and save the results.
Is it safe to convert WEBM files here?: Yes. Decant converts WEBM files in your browser, so they aren't uploaded to a server, and nothing is stored or logged.
Can I convert many WEBM files at once?: Yes. Add as many as you like and they convert together; when there are several results you can save them all as one ZIP.