Entourage is an e-mail client program developed by Microsoft for Mac Operating Systems. Entourage offers email handling with to do list and calendars. Entourage supported protocols are POP3 and IMAP. It has a Powerful junk mail filter that deletes spam automatically.
Another feature of entourage is it Support POP3, IMAP, Hotmail and MS Exchange email accounts. It also has Excellent HTML and plain text editors. Entourage was replaced by Outlook for Mac in MS Office for Mac 2011.