MKV to WEBM Converter - Free, Optimized for the Web
WEBM is the format modern browsers stream most efficiently. Upload your MKV file and download the WEBM result in seconds.
How to use MKV → WEBM
- 1Drag and drop your file, or click to select it.
- 2Click Convert to run MKV → WEBM.
- 3Download the result - your file is deleted automatically within 24 hours.
Drag & drop a file here, or click to browse
Your file is only processed temporarily for the conversion and is automatically deleted within 24 hours.
Frequently Asked Questions
Will the video quality change?
There is a re-encode involved for compatibility, but quality settings are tuned to stay close to the source.
Is there a file size limit?
Yes - up to 200MB per file, which covers the vast majority of everyday video clips.