Audacity® is a free, open source (cross-platform) digital audio editor, recorder, and mixer. It is a sophisticated software application that comes with an extensive list of features.available for Windows, macOS, Linux, and other Unix-like operating systems. Audacity was started in the fall of 1999 by Dominic Mazzoni and Roger Dannenberg at Carnegie Mellon University and was released on May 28, 2000 as version 0.8
– recording (from a microphone or mixer)
– import/export of WAV, AIFF, AU, FLAC, MP3 (via LAME encoder) Ogg Vorbis files
– advanced editing (cut, copy, paste, delete commands with unlimited “Undo” and “Redo,” multitrack mixing)
– digital effects (change the pitch, remove background noises, alter frequencies, remove vocals, create voice-overs for podcasts, etc.) and plug-ins (support for LADSPA, Nyquist, VST Audio Unit, including VAMP analysis plug-ins).
The full list of Audacity® features can be found on its official homepage here. Audacity is available under the GNU General Public License (GPL), offers support for over 20 languages and it runs on Microsoft Windows®, Mac OS X®, and Linux®.
Trademark Note 1: Microsoft®, Windows® and other product names are either registered trademarks or trademarks of Microsoft Corporation in the United States and/or other countries.