Start converting MKV files into MP4s with the Easy MKV to MP4 Converter. It's fast, free and easy to use. Available for both Windows and Mac. Download the installation file and open it to launch the simple setup wizard. Press the Next on each screen to complete the installation. Then simply select the output quality for your conversion and hit the Start Conversion button to begin the conversion. After that you can press the 'Output Folder' button to view your new MP4 files. That's all there is to it. Download now and start converting.