Convert WebM to MP4 for Editing and Uploading
Convert WebM recordings from Chrome, Loom, OBS, and other tools to the universally supported MP4 format. Free, no sign-up.
Drag & drop your file here, or
Max 100 MB • Max 10 min duration • Max 1080p
How to Convert WebM to MP4 — 3 Steps
FFmpeg re-encodes your WebM file to H.264 MP4 — importable by every video editor and uploadable to every platform.
Upload your WebM file
Select your WebM file — from Chrome's screen recorder, Loom, OBS, or any browser-based tool — up to 100 MB.
Confirm and convert
Confirm you own the file and click Convert to MP4. The converter outputs H.264 MP4 compatible with all editors and platforms.
Download your MP4
Download your MP4 immediately — ready to import into Premiere Pro, Final Cut Pro, or upload to YouTube and TikTok.
Common Sources of WebM Files
WebM is widely produced by browser-based recording and screen capture tools.
Frequently Asked Questions
Where do WebM files come from?
WebM is Google's open video format used by Chrome's screen recorder, Loom, OBS (when exporting for the web), and many browser-based recording tools.
Why convert WebM to MP4?
MP4 is supported by every video editor, social media platform, and device. WebM is not natively supported by most desktop editors, iPhones, or Windows Media Player.
Will quality be lost during conversion?
Minimal quality loss. We use H.264 video output at high-quality settings. For screen recordings the difference is imperceptible.
What is the maximum file size?
The maximum upload size is 100 MB and maximum duration is 10 minutes.
Is my file private?
Yes. Files are automatically deleted within 60 minutes of processing. We do not retain or share your content.
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