Creative WaveStudio

Creative WaveStudio screenshots

Creative WaveStudio lets you perform almost every conceivable sound-editing task
Importing a sound file for editing
Creative WaveStudio 7.0 : Importing a sound file for editing

Alternative downloads

CD Wave Editor
Powerful tool that aids in CD-Recordable mastering.
Samplitude Music Studio Download version
Download, arrange and edit, and finally export and use your own music!
Wave Merger Software
The program joins multiple wave files into one large file.