MP4 to MKV Converter

Convert MP4 to MKV online and free

    How to convert MP4 to MKV file?

    1. Click "Choose Files" button and select your MP4 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 MP4

    MKV to MP4 converter

    FAQ

    Quickly and Easily

    Upload a MP4 file, click "Convert", and use additional options to quickly modify its contents before downloading the final MKV file after processing has completed.

    Conversion from Anywhere

    Our MP4 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!

    Security guaranteed

    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.