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WebM Compressor
Reduce WebM file size by re-encoding at a lower bitrate — entirely in your browser.
2 cores · low tier
Drop a file here or click to select
Format will be auto-detected
About WebM
WebM
Web MediaOpen-source video format by Google using VP8/VP9 video and Vorbis/Opus audio. Optimized for web delivery and HTML5 video.
Best for
Web videoHTML5 videoOpen-source projectsWebRTC
Advantages
- + Royalty-free
- + Good VP9 compression
- + Web-optimized
- + Opus audio
Limitations
- − Limited device support
- − Slower VP9 encoding
- − No older iOS support