MP4 is used by people all over the world as a container format both for audio and video. It has many edges over other common formats such as MKV, making it an optimal option to choose in some cases like streaming videos over the internet. If you would like to play your heavy MKV files on all devices smoothly, using a video converter to convert MKV to MP4 seems to be the best solution. In this guide, we discuss up to six fast and easy ways for Windows and Mac on how to convert MKV without any problem. At the end of the article, we also recommend two more professional video converting software to you so that you could benefit from the post.