WavePad (full name: WavePad Sound Editor, WavePad Audio Editor) is a full-featured and professional audio/music editing freeware for home/non-commercial use. It doesn't need you to have too much basic knowledge for achieving advanced music editing, and is suitable for music lovers who want to manipulate audio files or create their own customized soundtracks.

Since the famous audio editing software Cool Edit Pro was acquired by Adobe Systems company, it's got a new name - Adobe Audition. Plus, in the Adobe CS5.5 series, Adobe Audition officially replaced its Adobe Soundbooth, so as to better meet the needs of expert users.

Cool Edit Pro (its next generation of successor is the current Adobe Audition) is a powerful, excellent multi-track recording and digital audio editing software developed by Adobe Systems company. Many users described it as an "audio painting" program, which is enough to see its technical background with flexibility and usability.

VirtualDJ (from France, not the Virtual DJ Studio) enables you to finish all the sound mixing work for a DJ show on PC. Its powerful function, intuitive UI can completely meet the demands from various occasions of live performances - from free selections, surrealistic tuning up to multi-channel mixing, generating a variety of special effects, Virtual DJ works it out easily for you.

GoldWave is a classic (with more than 20 years of development history) and very professional lightweight (less than 10 MB) digital audio editor from Canada, with the most advanced and complete audio editing features in the same heavyweight software.