WEBM to MKV Converter

Convert WEBM to MKV online at Convertig.com. Fast, free, and secure video converter—no software required. Upload your WEBM file and get MKV output instantly.

100 MB maximum file size and upto 5 files.

Make sure you have uploaded valid files otherwise conversion will not be correct

300+ formats supported

We support more than 25600 different conversions between more than 300 different file formats. More than any other converter.

Fast and easy

Just drop your files on the page, choose an output format and click "Convert" button. Wait a little for the process to complete.

How to use WEBM to MKV Converter?

  1. Click the “Choose Files” button to select your files (up to 20 files at a time)
  2. Click on the “Convert” button to start the conversion
  3. When the status change to Done” click the “Download” button

WEBM to MKV Converter FAQs

To convert WEBM to MKV on Convertig.com, upload your WEBM file, select MKV as the output format, and click "Convert." Once processed, download your MKV file instantly.

Yes, Convertig.com allows batch conversion, letting you upload multiple WEBM files at once and convert them all to MKV in a single session for faster processing.

No, Convertig.com ensures high-quality conversion by preserving the original video and audio streams, so your MKV file retains the same quality as the WEBM source.

Convertig.com supports large WEBM files, but there may be a size limit for free users. Check the website for specific restrictions or upgrade options for larger files.

Yes, Convertig.com is fully compatible with mobile browsers, allowing you to convert WEBM to MKV directly from your smartphone or tablet without any app installation.