An IFO file is one of three types of files that are used on DVDs. It contains important navigational information, such as where a video chapter begins, and where audio and subtitle streams exist within the movie (VOB) file. IFO files are not encrypted. Other DVD files include VOB and BUP files.
Here you can find IFO converter apps and learn how to burn IFO to DVD, convert IFO to AVI, IFO to DivX, IFO to MP4, IFO to FLV, IFO to iPod and other formats.
With DVDVideoSoft freeware you can convert, edit and burn a lot of video, audio and image formats. Plenty video formats are supported: AVI (DivX, XviD, etc.), DVD, H.264, MPG, MPEG (MPEG-1, MPEG-2), MP4 (MPEG-4 for Sony PSP, Apple iPod, Blackberry, etc.), VOB, SWF, DVR-MS, DAT, QuickTime (MOV, QT), WMV, ASF, 3GP, 3G2, DV AVI, FLV, H.263, etc. Key audio formats are supported: WAV, FLAC, APE, OGG, MP3, MP2, WMA, AAC, M4A, AMR. Key image formats are supported: BMP, GIF, JPG, PNG, TGA, PDF.