1)   Audio Converter & Mixer 3.0.172
Audio Converter & Mixer is an easy-to-use tool for converting and mixing all kinds of sound files into one large wav file. It can configure the volume, start time and playback speed of each sound track.

 2)   JFuse AVI, MPEG Joiner / Mpeg Splitter 3
Joins or splits media files. Merge small movie files together so they can be viewed as one clip.

 3)   Direct WAV MP3 Splitter 2.2.0.0
Direct WAV MP3 Splitter is a fast automatic WAV and MP3 cutter. The program can quickly split or cut large MP3 or WAV files without re-compression. You can also automatically split MP3 or WAV files into equal-sized parts.

 4)   Direct MP3 Joiner 2.1.0.0
Direct MP3 Joiner is an easy and fast audio tool to combine, merge or join MP3 files. With our audio software utility, you can instantly merge, combine and join MP3 audio files without recompressing and without reducing quality.

 5)   Twins File Merger 3.75
With Twins File Merger you can join/merge MP3, MPEG, text files, and Word documents into one big file. Whether you would like to make a big text-file or a non-stop CD, Twins File Merger does the job quickly, accurately and without losing any quality!

 6)   Audio Converter Mixer 3.0.19
Audio Converter & Mixer can convert and mix all kinds of sound files into one large wav file. Audio Converter & Mixer can configure the volume, start time and playback speed of each sound track. Extract sound track from many audio and video formats.