4Videosoft PSP Video Converter for Mac provides the best way to convert all kinds of video files to PSP supported MP4, AVI and MP3 on Mac OS. It can not only convert general video MP4, WMV, AVI, MOV, FLV, VOB, etc. to PSP/PSVita, but also can convert HD videos like MTS, M2TS, MKV, MXF, YouTube HD video and other HD videos in 720p or 1080p for PSP on Mac. Besides, the Mac PSP Video Converter has many brilliant and smart editing tools to help you process the source video before converting to PSP. It is the best editor to optimize the effect, trim the length, crop the frame and add watermark. Merging several video files together to output one long PSP movie is also achievable.