E.M. PowerPoint Video Converter is a free all-in-one PowerPoint to video converter. It can convert PowerPoint presentations to almost all popular video formats such as AVI, MPEG, MPEG2 TS, MP4, WMV, 3GP, GIF, FLV, SWF, H.264/MPEG-4 AVC, H.264/PSP AVC Video, MOV, Youtube FLV with excellent quality.
With E.M. PowerPoint Video Converter “converting + burning” one-step solution, you could easily convert and burn PowerPoint to DVD, VCD, SVCD, Audio CD. E.M. PowerPoint Video Converter need Microsoft PowerPoint to be installed. Support for PowerPoint 2000 / 2002 / 2003 / 2007. Samer has written a good article about it.