MP4 to WebM
Convert your MP4 files to WebM format online for free. WebM is ideal for web embedding and smaller file sizes.
Upload your file
Drag & drop or browse
Max file size: 500 MB
Files are processed securely and are automatically deleted after 1 hour. We never store or share your content.
Features
Fast conversion
Web-optimized output
Free – no signup
How to Use
1
Upload your MP4 file.
2
Click Convert.
3
Download the WebM file.
Supported Formats
Input
mp4
Output
webm
Why convert MP4 to WebM?
WebM is optimized for the web, offering smaller file sizes and native HTML5 support.
Is the conversion lossless?
The conversion re-encodes to VP8/VP9 codec. Quality is very close to the original.