K-Lite Mega Codec Pack is the fullest most advanced version of the regularly updated K-Lite Codec Pack. It exists to satisfy the needs of the most advanced users who deal with media files on an almost professional level or simply need to be able to access and enjoy more difficult formats than you average movie watcher.
As all other versions of K-Lite, Mega Codec Pack contains all the most popular codecs for media playback, providing support for video and audio files that can be played with the help of media Player Classic, the integrated media player with great navigation, slick interface and overall pleasant feel about it.
What makes the Mega version special is that, during the setup, you can select additional media playback and rendering tools not available in the other, less advanced versions, such as additional DirectShow audio parsers, VFW video codecs, the Graph Studio, VobSub editor, shell extensions, and much more. It's an experience for those who know their system and their software, trying to get the best out of what media playback can provide.