1)   Visual MP3 Splitter & Joiner 6.0
Visual MP3 Splitter & Joiner is a handy software utility that can split and combine audio files. Cut files fast and easy using a waveform without losses in quality. The program can merge several files into one large. Supports batch processing mode.

 2)   MP3 Workshop XP 4.5.31
MP3 Workshop XP is a fully integrated software package with mp3 player,mp3 converter,mp3 editor,cd ripper,audio cd burning functions. It is a really all-in-one mp3 product. MP3 Workshop XP was designed to be easy to understand and use. Yet, it is a powerful and complete MP3 music software package available..CD Burning: use your favorite mp3 or wave files to burn your own audio cd, support most of the popular cd writers.

 3)   Direct MP3 Splitter and Joiner 2.5
Direct MP3 Splitter Joiner is a simple software utility that allows any person with no technical expertise or special training join or split sound files (mp3 or wav) as well as perform basic editing. MP3 files with variable bitrate are supported.