Aladdin StuffIt Expander for Windows - Version 7.5 StuffIt Expander is a free component that comes with StuffIt for Windows. Access virtually any file on the Net! Award-winning StuffIt Expander gives you access to virtually any file you download from the Internet or receive in your email. When you receive a zip file, you want to get at its contents as quickly as possible. What you don't want are nagging dialogs slowing you down. Always-free Expander is intuitive and easy to use. Just double-click, or drag and drop, and the contents of your archive are placed into the same directory as the zip archive. Expander gives you what you want - fast access to your files, for free, without any hassle.