Convert WEBM to MKV online and free
1. Click "Choose Files" button and select your WEBM files you would like converted.
2. Click on the “Convert to MKV” button to start the conversion.
3. When the status change to “Done” click the “Download MKV” button
To convert in the opposite direction, click here to convert from MKV to WEBM
WEBM is an open-source video format designed for use on the web. It offers efficient compression and supports high-quality video streaming across multiple platforms and browsers. ...
MKV is a flexible container format that can store multiple audio, video, and subtitle tracks in one file. It is popular for video editing and supports various codecs, offering high-quality video storage. ...
Upload a WEBM file, click "Convert", and use additional options to quickly modify its contents before downloading the final MKV file after processing has completed.
Our WEBM to MKV converter works on Windows, Mac OS, Linux, iOS and Android systems alike - our servers automatically process each file without requiring you to install plug-ins or applications!
We guarantee 100% of the privacy and have no access to your files once uploaded/converted, making them inaccessible by anyone and completely protecting them.