MP4 to WebM
Convert MP4 video to WebM format. Optimized for web.
Drag your MP4 file here
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Your files are not uploaded to any server; they are processed on your device.
Convert MP4 to WebM for Web and HTML5
Convert MP4 to WebM with NexusConvert’s free online converter. WebM is a web-friendly format supported in HTML5 and major browsers. Use it for smaller file sizes and smooth playback on websites and web apps.
Conversion runs in your browser; no server upload. Upload your MP4, click convert, and download the WebM file. Free, no registration, and your video stays on your device.
Free MP4 to WebM converter for developers and content creators. NexusConvert—fast, private, no install.