WebM to MP4 converter
Convert WebM videos, such as screen recordings, into MP4.
- Free
- No sign-up
- No uploads
- Works on any device
or drag them anywhere onto this page.
- 1Add your WebM filesChoose them or drag them onto the page.
- 2MP4 is already pickedUse the format buttons to change it.
- 3DownloadSave each result, or all of them as one .zip.
Your files
Good to know about WebM to MP4
Conversion happens in real time while the video plays silently in the background. This needs a recent version of Chrome, Edge or Safari.
Everything happens in your browser: your files aren't uploaded, stored or seen by anyone, and there's nothing to install.
Questions
Is it safe to convert WebM files here?
Yes. Your WebM files are converted inside your own browser and are never uploaded to a server, so nobody else can see them. It works just as well for private or work documents.
Can I convert several WebM files at once?
Yes. Add as many as you like, then press Convert. When they're done you can download them one by one, or all together as a single .zip.
Is it really free?
Yes, with no sign-up, watermarks or daily limits. The site is paid for by ads, which you can turn off in Cookie settings.