As a complement and improvement to Windows Media Player, Storm Player provides and upgrades the system's support for popular audio and video files and streams, including Real, QuickTime, MPEG-2, MPEG-4 (DivX/XviD/3ivx, MP4, AVC/H264...), AC3/DTS, ratDVD, VP3/6/7, Indeo, XVD, Theora, OGG/OGM, Matroska, APE, FLAC, TTA, AAC, MPC, Voxware, 3GP/AMR, TTL2, subtitles, etc.