Convert WebM to MP4

Convert WebM video files to MP4 format instantly. Browser-based conversion — your files stay on your device.

100% private — files never leave your device
Free — no sign up, no watermark

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How to Use Convert WebM to MP4

  1. Upload your WebM video file
  2. MP4 is pre-selected as the output format
  3. Click Process to convert VP8/VP9 to H.264
  4. Download the compatible MP4 file

Features

  • Convert VP8/VP9 WebM to H.264 MP4
  • Perfect for making browser recordings compatible with video editors
  • 100% client-side — no data sent to any server
  • Free and unlimited with no watermarks

Frequently Asked Questions

Why convert WebM to MP4?
WebM is a web-optimized format but many video editors, phones, and social media platforms don't support it. MP4 with H.264 is universally compatible.
Can I convert screen recordings from Chrome?
Yes. Chrome and other browsers often save screen recordings as WebM. This tool converts them to MP4 for editing in any video editor or sharing on social media.