Calypso E-mail Client 3.30 (Windows)

Feature-rich, powerful, award-winning e-mail client. Calypso supports unlimited e-mail addresses for multiple users. Calypso boasts a friendly interface coupled with innovative features, including comprehensive filtering, the JunkYard filter to dispose of unsolicited or unimportant mail, LDAP support, customizable and dockable toolbars, message follow-up, Message Discard, archive messages, Blind Send helps you personalize mass mailings by showing only one recipient's name in the To field, import folders and messages from other e-mail clients and many many more!