AimOne 3GP Cutter & Joiner is a powerful 3gp movie edit tool.
3GP Cutter allows you split/cut 3gp video/audio file into small 3gp files, or extract manually selected segments of an 3GP file to new 3GP files.
3GP Joiner allows you join multiple 3gp files into one "non-stop" file.
Included direct stream cut/clone tech, 3GP Cutter & Joiner can split/cut/join mp4 file without re-encode, so it is very fast.

3GP Cutter, 3GP Joiner all-in-one
Features:
* Direct Stream cut/clone, without re-encode.
* Supports 3gp video and audio files, .3gp, .3g2
* Support large 3gp video/audio file, even large then 2GB.
* Very fast and without any quality loss
* Very User-friendly interface
* Join video files as many as you want.
* Scramble and rearrange the video clips in the sequence that you exactly desire.
* 3GP Cutter, 3GP Joiner all-in-one

System Requirements:
* Microsoft DirectX 8.1 or later runtime
* Microsoft Windows 98/ME/2000/XP/2003/Vista

homepage - http://www.aimonesoft.com/3gpcutter/