Audacity

Audacity is an open source sound editor where you can create podcasts and edit songs and voiceovers.

Features
With Audacity, you can:
 * import .wav files of music and voiceovers
 * edit multiple tracks at once
 * utilize effects such as a background noise remover
 * remove vocals from any song
 * create your own podcasts
 * work in mono or stereo with your tracks

Troubleshooting and Tutorials
Audacity issues and questions:
 * I want to remove the vocals from this song so I can just have the background music.
 * I recorded this audio while the air conditioning was on and my friends were having a conversation in the background.  How do I get rid of background noise?
 * I just want to know the basics of Audacity.