Audacity

Audacity is the world's most popular audio editing and recording app.

You can use Audacity to:

• Record live audio

• Convert tapes and records into digital recordings or CDs

• Edit WAV, AIFF, FLAC, MP2, MP3 or Ogg Vorbis sound files

• Cut, copy, splice or mix sounds together

• Change the speed or pitch of a recording

• Apply a wide range of other effects to audio recordings

• and much more!