Sep 24, · Softonic review. A Free Desktop customization program for Windows. Winamp XP is a useful, free Windows program, that is part of the category Desktop customization software with subcategory Themes.. More about Winamp XP. About the download, Winamp XP is a not that heavy program that does not require as much space than the average program in the . A free media player for your desktop. Winamp is a classic media player that is compatible with most modern file types. Play MP3, MP4, or AVI - anything that’s on your music apps is playable here. After you’ve installed Winamp, select a theme for the interface. Choose from several skins according to your preference.8/10(K).