This MP4 to MKV converter highly supports any popular video/audio formats like MP4, MKV, AVI, FLV, MPEG, MOV, AAC, MP3, M4A, WMV, FLAC and more. It is specially designed to deal with all kinds of video and audio conversions. If you don't want any quality loss, you should use the famous video audio converting software, Video Converter Ultimate. How to Convert MP4 to MKV on Mac/PC Without Quality LossĮven though many video converters can help you make the video conversion from MP4 to MKV, there will always be some image and sound quality loss during the converting. How to Convert MP4 to MKV on Mac/PC Without Quality Loss Here in this post, we like to share 3 simple ways to help you convert MP4 to MKV on Windows PC, Mac and free online. The good thing is, there are lots of video converting tools offered on the market that can help you deal with various video audio conversions, including the MP4 to MKV converting. Do you know how to convert MP4 to MKV? Convert MP4 to MKV This open source format has been increasing in popularity because it can provide high-resolution monitors. MKV is a widely-used video format which has the ability to contain video, audio, image, subtitle and more.