Audacity - Audacity is a free, simple-to-use audio editor and recorders for Windows, Mac OPERATING-SYSTEM X, GNU/Linux and additional operating systems. You should use Audacity to: Record live music. Convert tapes and data into digital recordings or perhaps CDs. Edit Ogg Vorbis, MP3, WAV or AIFF sound files. Cut, backup, splice or mix looks together. Change the rate or pitch of a new recording. Tasks effects together with LADSPA plug-ins. And considerably more!