<p>Audacity is a free, easy-to-use and multilingual audio editor and recorder. Basic features, as listed on their website, include:</p><p></p><p>Record live audio.</p><p></p><p>Record computer playback on any Windows Vista or later machine.</p><p></p><p>Convert tapes and records into digital recordings or CDs.</p><p></p><p>Edit WAV, AIFF, FLAC, MP2, MP3 or Ogg Vorbis sound files.</p><p></p><p>Cut, copy, splice or mix sounds together.</p><p></p><p>Change the speed or pitch of a recording.</p>