Now, let us make a comparison of the three tools that we mentioned here. PlayerFab uses an active internet connection to get a movie or series directly from a streaming source. In addition to that, there are tons of other options like playback speed, support for navigation menu, and many more. Elmedia keeps some of their basic features locked behind the paywall, but the user interface is perfect for mac users, and their OpenSubtitles search engine is awesome. But, some of the basic features are locked behind a paywall. VLC is the MP4 player, which is truly free, plus it is open source. It has some excellent features and lets you synchronize the audio and subtitles according to the video. But, it does not have some of the advanced features that the other MP4 players have.