StuffIt Expander for Mac 2011
StuffIt Expander 2011 is free and available for download.
It easily expands and decodes any compressed file you download from the Internet or receive attached to an email. From BinHex to Zip, StuffIt to MIME, Expander accesses more formats in less time with zero hassles. It can also open RAR and 7Zip archives you receive from your Windows friends. Just drag, drop and enjoy!