As the best Free iPhone Video Converter, the video to iPhone Converter can convert almost all video files such as MP4, M4V, WMV, AVI, MKV, MPG, TS,VOB, DAT, RM, RMVB, ASF, 3GP, 3G2, FLV, SWF, MPV, QT, MOV, etc to iPhone MP4 video format. Furthermore, the Free iPhone Video Converter can also extract audio from video file and convert them to MP3, AAC, M4A, WAV, AIFF for iPhone, iPhone 3G, iPhone 3Gs, iPhone 4.