StuffIt Expander Mac - Free Download StuffIt Expander Mac opens compressed RAR and ZIP files, and more. Enter your email for free download. By clicking download you are agreeing to be added to our email list. Privacy Policy Purchase StuffIt Deluxe Mac 16 here StuffIt Expander® is a free download or included as a feature of StuffIt Deluxe®. StuffIt Expander® Mac free file extractor can be downloade