PopSoft MP4 To 3GP Converter - Version 1.01 Pop MP4 to 3GP Converter is an extremely easy and fast-speed tool for converting MP4 to 3GP format for your mobile phone. It can convert any clip or segment of MP4 to 3GP video by specifying the beginning and end time of each conversion.With Pop MP4 to 3GP Converter, you will get output 3GP video file with excellent quality. It supports rich options. You can adjust the video bitrate and audio bitrate to get different qualities 3GP video file.