Audacity : Open Source Audio Editor and Recorder

Oct 12, 2010

Looking for a powerful audio editor or audio recorder? Want a free audio recording software? Try Audacity, a free, open source software for recording and editing sounds. It can record live audio through a microphone or mixer, or digitize recordings from cassette tapes, vinyl records, or minidiscs. Features include envelope editing, mixing, built-in effects and plug-ins, all with unlimited undo. Audacity is licensed under the GNU General Public License (GPL) and is available on Mac OS X, Windows, and GNU/Linux.


Features of Audacity:

  • Record from microphone, line input, or other sources.
  • Dub over existing tracks to create multi-track recordings.
  • Record up to 16 channels at once.
  • Easy editing with Cut, Copy, Paste, and Delete.
  • Import and export WAV, AIFF, AU, and Ogg Vorbis files.
  • Create WAV or AIFF files suitable for burning to CD.
  • Import MPEG audio (including MP2 and MP3 files) with libmad.
  • Export MP3s with the optional LAME encoder library.
  • Change the pitch without altering the tempo, or vice-versa.
  • Remove static, hiss, hum, or other constant background noises.
  • Alter frequencies with Equalization, FFT Filter, and Bass Boost effects.
  • Adjust volumes with Compressor, Amplify, and Normalize effects.
  • Record and edit 16-bit, 24-bit, and 32-bit (floating point) samples.
  • Spectrogram mode for visualizing frequencies.
  • Add new effects with additional plugins.
  • Write new effects with the built-in Nyquist programming language.

Download Audacity:

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