VLC Media Player , KMPlayer, and PotPlayer are among the top-rated free MP4 players for , offering robust performance and native support for various codecs. While Windows 7 has reached its end of life, these modern players continue to provide security and high-definition playback features that the built-in Windows Media Player lacks. Top 3 Free MP4 Players for Windows 7 Ultimate Download official VLC media player for Windows - VideoLAN