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Audacity is a free audio recorder/editor/mixer. You can record sounds, play sounds, import and export WAV, AIFF, and MP3 files, and more. Use it to edit your sounds using Cut, Copy and Paste (with unlimited Undo), mix tracks together, or apply effects to your recordings. It also has a built-in amplitude envelope editor, a customizable spectrogram mode and a frequency analysis window for audio analysis applications. Built-in effects include Bass Boost, Wahwah, and Noise Removal, and it also supports VST plug-in effects.

What's New

Version 2.0.5:

Bug Fixes:

  • Shaped dither was corrupted and too loud on all stereo exports except FLAC.
  • Keyboard Preferences: some Edit and Align commands for different sub-menus showed the same name.
  • Recordings stopped with "Stop and Set Cursor" shortcut could not be undone.
  • In locales that use comma for decimal separator:


  • OS X 10.4 or later

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4 90


Current Version (2.x)


Downloads 314,717
Version Downloads 34,302
License Free
Date 22 Oct 2013
Platform OS X / PPC 32 / Intel 32
Price Free
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