ABC Converter, is free software to convert video files to mobile device format..
Convert videos in almost any format even high-definition (HD) to 3GP with ease.
Powerful and all-in-one media converter.
WinX MP4 to MPEG Converter delivers a free MP4 to MPEG file solution.
It is a software tool for 3GP/3GPP2/MP4 file conversion of portable device.