Audacity is a free audio editor that 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, 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. Audacity has the following other editions available: Audacity for Mac OS X and Audacity for Unix. Latest Changes: View All Changes * New Welcome Screen with introduction to Audacity * Enhanced Windows Shell integration, so Audacity shows up in lots of Windows places such as "Open With" * New keyboard command: 'Mix and Render to New Track' (bound to Ctrl+Shift+M) * New keyboard shortcut: "Shift-A" starts playback when stopped, or performs "Stop and Select" when playing * Added support for VAMP audio analysis plug-ins * Solo button solos only one track at a time, and a track cannot be both mute and solo. Keyboard shortcuts for making short/long jumps along the timeline * Added 'Snap To' in the Selection Bar * Made keyboard navigation easier when multiple menu items with the same first letter exist * Enhanced interface for label editing * Layout of OK/Cancel buttons consistency improved * "Select all audio in project, if none selected" (on by default) * "Beep on completion of longer activities" (system bell, not main output) * Other preferences cleaned up and explanations improved * Many fixes when copying / pasting / repeating * Many translation updates