4Media 3GP Video Converter 

4Media 3GP Video Converter is a program to convert various video files not only to 3GP/3G2 video format but also to AVI, WMV, MP4, and other popular formats. The input formats the app supports are AVI, MP4, WMV, MKV, MOV, FLV, etc. The output files can be played on various devices like Blackberry, iPhone, Nokia, Sony Ericsson, Samsung and so on. Moreover, this tool allows you also to convert between audio formats, supporting MP3, WMA, WAV, M4A, AAC, and OGG.

The converter, as well as other similar applications developed by 4Media, has an attractive and intuitive interface, and is very easy to use. All you will need to do to convert videos is just add the files, adjust the parameters, define the output file folder, and click on the Convert button.

The program allows you to adjust some basic parameters like video size, video and audio quality, as well as advanced options: video and audio bit rate, frame rate, aspect ratio, and much more. The program itself is also customizable, you can change its skin, interface language, choose an action to be performed after the conversion task is finished, etc. Moreover, you will be able to set the CPU core number for conversion, which will influence the conversion speed and amount of resources required.