River Past QuickTime DirectShow Filter for WMP allow you sport QuickTime, MPEG-4(MP4, M4V), DV and 3G (3gp and 3g2) video, MPEG-4(M4A) and AMR audio, animated GIF and FLC animations in Windows Media Player. It is implemented as a DirectShow percolate, using the inbred QuickTime codecs. By using QT codecs, it has the compatbility as the regular QT Player. It is compatible with entirely file types supported by QuickTime - including MOV, MP4, M4V, 3GP, 3G2, DV, AMR, M4A, animated GIF, and FLC vivification. However, it entirely uses the codecs from QuickTime, without the additional weight of the full QT. By using the criterion, multi-threaded DirectShow architecture, it is degraded and feels at dwelling in Windows Media Player. Indeed, it is often much faster than the criterion QT Player. You receive to receive QuickTime installed. The percolate uses the codecs from the QT installment. Once installed, you can lawless mov, mp4, m4v, m4a, dv, 3gp, 3g2, amr, and flc files in Windows Media Player. It is not a seperate application software. Note, it does not shift the default file association. It enables WMP to sport the QuickTime files types. However, it does not realise WMP the default musician for those file types. You can shift them yourself. No Adware or spyware. Compatible with Windows XP and Vista, including 64-bit Windows.