Ombrora Convert

Convert MP4 to WebM Online

WebM often offers better compression than MP4 at comparable quality and is natively supported by every modern browser, a real asset for hosting videos on a website.

  • Often more efficient compression than MP4 at equal quality
  • Native playback in every modern browser, no plugin needed
  • A royalty-free format, no codec license fees
Drag your files here or click to browse
    1. Drop your MP4 video file, or click to select it.
    2. WEBM is already pre-selected as the output format.
    3. Choose the output resolution if needed (480p, 720p, 1080p).
    4. Click Convert, then download your WEBM video.