The version is 5.03. It is an AV Convertor, Editor, Capturer and Recorder. Make conversion among CD,Mp3,Wav,Ogg,Wma,VCD(dat),MPG,MPEG,DVD(vob),Avi,DivX,xvid,rm,rmvb,... It is also good at splitting and merging AV files. It can help you cut or split your favourite part or backup whole...