Nullsoft Winamp is a fast, flexible, high-fidelity media player for Windows. Winamp supports playback of many audio (MP3, OGG, AAC, WAV, MOD, XM, S3M, IT, MIDI, etc) and video types (AVI, ASF, MPEG, NSV), custom appearances called skins (supporting both classic Winamp 1.x/2.x skins and Winamp 3 freeform skins), audio visualization and audio effect plug-ins (including two industry dominating visualization plug-ins), an advanced media library, Internet radio and TV support, CD ripping, and CD burning.

The Full version plays MP3s, AAC, WMA, and more; Compatible with Winamp 2 Plug-ins; Full Support for classic and modern skins; Plays Videos; has a Powerful Media Library; Browse Internet Radio & TV Stations; Integrated Internet Music Videos & Songs; Bundled Visualizations; and Burn & Rip CDs.
The LITE version plays MP3s, AAC, WMA, and more. It is compatible with Winamp 2 Plug-ins and has full support for classic skins.

Winamp Highlights:
* New portable device features - transcoding, new sync options, USB thumbdrive player support, video sync, direct-from-device playback
* Faster ripping
* Improved AAC and aacPlus encoding
* Unicode metadata, filename, and title support
* iTunes-compatible gapless playback (MP3/M4A) and encoding (M4A)
* Optional 24bit playback
* ReplayGain support

Winamp Player Features:
- Plays Music and Video Files (aacPlus, MP3, AAC, WMA and more!)
- Compatible with Winamp 2 Plug-ins
- Full Support for Classic and Modern Skins
- Plays Videos (NSV, WMV, and more!)
- Powerful Media Library
- Browse SHOUTcast Radio & TV Stations
- Browse Winamp Music Videos & Songs
- Integrated AOL Video Content (News, Sports, Movies & more)
- AOL Radio Featuring XM
- SHOUTcast Wire (podcast directory)
- Predixis MusicMagic (dynamic playlisting)
- Bundled Visualizations
- Burn CDs (Limited to 2x - 48x in Pro!)
- Rips CDs (Limited to 8x aacPlus, AAC, WMA - Unlimited aacPlus, AAC, WMA and MP3 in Pro!)
- 50 free mp3s from Emusic
- Includes Winner of the Internet
- Surround Music Project!
- Includes an MP3 of 'Mercy Me' by Alkaline Trio
- Rip/Encode music into aacPlus, AAC, WMA, or MP3!
- Burn CDs up to 48x!