Matroska is an open source multimedia container format able to contain a variety of video, audio, image, and subtitle tracks into one file, and MKV which is used for video files is just one kind of file extension used by Matroska. Mac users play MKV files with QuickTime and Perian - an add-on enabling QuickTime to play non-natively supported file formats. However, the sad news is that Perian is going to be retired. Fewer users will take the combination of QuickTime and Perian to play MKV videos. There are still many powerful media players support MKV playback.
No.1 No Trouble Playing MKV on Mac - Video Converter for Mac
The key point that many media players fail to play an MKV file is due to the format incompatibility. So to make an MKV video able to be played by most of the media players, what you’ll need is a video converter for Mac to convert MKV files to video formats fully supported by your media player. And you shall never miss the chance to try Pavtube Video Converter for Mac which can input and output a large number of file formats.
Step 1. Import MKV file
Download and launch this Mac video converter on your Mac, and click “File” to import the MKV file you want to convert and play with your media player. The preview window on main UI also allows you to watch the imported MKV video.
Step 2. Choose a proper output format
Check the file formats that your media player natively supports, and click the format bar to choose a proper output format for your media player. MP4 is highly recommended.
Step 3. Convert MKV
Just one click on the “Convert” button to start MKV conversion. After conversion, your media player can open and play the converted MKV video smoothly.
No.2 MKV Player - The Powerful VLC Player
Why do many people consider VLC as the best player on earth? Here are the reasons: play almost any file format; play and download YouTube videos; convert media files; play podcasts and Internet radio, etc.
No.3 Free Download MKV Player for Mac - MPlayer
MPlayer is an open source and free media player. It can be run on many operating systems like Linux, Mac OS X, Microsoft Windows, Unix-like, etc. It is able to play many media formats including physical media (e.g. CDs, DVDs, Video CDs, Blu-rays), Container formats (e.g. 3GP, AVI, ASF, FLV, Matroska, MOV, MP4, OGG, RealMedia), audio formats, subtitle formats, image formats and protocols. For Mac users, download the MKV player for Mac - MPlayer on its official sit with just a few clicks.