Convert Videos for PSP with All to PSP Converter
All to PSP converter is a free video converter for PSP that allows you to convert many common video formats for PSP portable. The quality and conversion time provided by this utility is great.
It supports a large variety of video formats which include AVI, MPEG, vob, wmv, rm, qt, dat video, etc. It also claims that it provides better speed and quality as compared to other PSP converters because of MMX/SSE/SSE2 optimized encoding core. It also supports batch conversion of videos so you can convert a lot of files at a go. The interface is simple and very intuitive. It also helps you load the file onto the PSP.
It is a freeware and works on all the version of Windows.