Audacity is one of the more advanced options for recording, mixing, and outputting tracks at no cost. * Record live audio. * Convert tapes and records into digital recordings or CDs. * Edit Ogg Vorbis, MP3, and WAV sound files. * Cut, copy, splice, and mix sounds together. * Change the speed or pitch of a recording. * Use Plugins for additional effects. * Cross-platform, free, easy to use, and open source.