What is the best software to manipulate music?

I need a software to manipulate music files such as remove the artiste voice and let the music only play. It must have useability to save the music as mp3 to disc plus more nice features. Thanks. I need to best software to do that and more.

http://audacity.sourceforge.net/ this is one of the best, and Free!

Good luck!

there is nero, but i dont know if you can do that with it. and it costs money........ sorry, i dont know other than nero