MP4 to WEBM.
Without the cloud.
Convert MP4 files to WEBM right here in your browser. Fast, free and private: nothing is uploaded.
- 0 bytes uploaded
- 299+ formats
- 0 accounts
Drop files hereor click to choose · paste works too
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How to convert MP4 to WEBM
- Drop your MP4 file into the red box above, or click it to choose a file.
- WEBM is already selected. Click Convert — you can add many files at once.
- Download your WEBM file. It was created on your device; nothing was uploaded.
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Questions
Is it safe to convert MP4 to WEBM here?
Yes. The conversion runs locally in your browser, so your MP4 file is never sent to a server.
Do I need to install anything to convert MP4 to WEBM?
No. It works in any modern browser on Windows, macOS, Linux, Android and iOS.
Can I convert several MP4 files at once?
Yes. Drop as many files as you like; they are converted one after another and you can download them all at once.
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