Audacity is a free sound recorder and editor. Audacity Downloads
April 11, 2011: Audacity 1.3.13 released, and LinuxQuestions.org Audio Authoring Award 2010
The Audacity Team is pleased to announce the release of Audacity 1.3.13 (Beta) for Windows, Mac and Linux/Unix. This version now fully supports Windows 7 and contains many bug fixes plus a few new features. Please also obtain this version for Windows Vista and Mac OS X 10.6 rather than Audacity 1.2.