Audacity can also be used for post-processing of all types of audio, including podcasts by adding effects such as normalization, trimming, and fading in and out. Audacity has also been used to record and mix entire albums, such as by tUnE-yArDs. It is also currently used in the OCR National Level 2 ICT course for the sound creation unit.
Support for multi-channel modes with sampling rates up to 96 kHz with 32 bits per sample
Precise adjustments to the audio's speed while maintaining pitch (Audacity calls it changing tempo), in order to synchronize it with video or run for a predetermined length of time
Changes to the audio's pitch without changing the speed
Features of modern multi-track audio software including navigation controls, zoom and single track edit, project pane and XY project navigation, non-destructive and destructive effect processing, audio file manipulation (cut, copy, paste)
Conversion of cassette tapes or records into digital tracks by automatically splitting the audio source into multiple tracks based on silences in the source material
Support for multiple platforms — Audacity works on Windows, Mac OS X, and Unix-like systems (including Linux and BSD), among others
The latest stable version supports Windows 98/ME/2000/XP/Vista/7, but Windows 95 and NT are not supported.