MKV to WEBM Converter

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MP4, WebM, AVI, MPEG, MKV, FLV, OGG, MOV, M4V, WMV, ASF, 3GP and other video files
Max file size: 200MB

All uploaded files are automatically deleted 1 hour after upload.
For permanent links you can use: https://ezgif.com/mkv-to-webm?url=https://example.com/source-video.mp4

Free Online MKV to WEBM Converter

MKV (Matroska) is a flexible open container supporting multiple audio, subtitle, and chapter tracks. WebM (VP9/Opus) is an open, royalty-free format optimized for web streaming. This tool lets you convert MKV to WEBM instantly in your browser — no software to install, no registration, and no watermarks. Uploaded files are automatically deleted from our servers after one hour.

The video is encoded using VP9 and Opus audio.

Similar conversions: MKV to MP4, MKV to MOV, WebM to MKV.