1)   SC Free Audio DJ Mixer 1.2.0.1
SC Free Audio DJ Mixer is a multi-file audio player. It features a simple and useful playlist, a lenghty time recorder, and an audio-level monitor and tester. It supports MP3 and WAV.

 2)   Power Mixer 2.0
Power Mixer is a complete Volume Control replacement that lets you easily change the sound volume by simply rotating the mouse wheel or by using hot keys. It includes an audio mixer, a scheduler, OSD, command line support, customizable presets.

 3)   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.

 4)   Sound InDepth 1.2.0.0
Sound In Depth is a powerful and easy-to-use audio editing and Converting program with multi-language support. Simply Manage and edit your sound files.Perform various operations with audio files .Also offers various editing features and much more.

 5)   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.