QuickTime Alternative is a codec package for Microsoft Windows for playing QuickTime media, normally only playable by the official QuickTime software distribution from Apple Inc.
The main differences between the official QuickTime distribution and QuickTime Alternative are in feature set, size, and consumption of system resources.
QuickTime Alternative consists of codec libraries extracted from the official distribution, including the official QuickTime plugin and Media Player Classic.
QuickTime Alternative is a smaller package and lacks the full complement of software included in Apple QuickTime. In addition, QuickTime Alternative does not run background processes.
Some advantages compared to QuickTime player: