New in v3.20: Filtering improvements (including support for regular expressions), new command-line options, right-click drag and drop for messages, internal support for importing Netscape and Outlook messages, improved import for Eudora messages, support for Time & Chaos (v5.3.82 and above), various bug fixes; Release Notes Upgrade Meter: 5
New in v3.1: Message locking feature, PGP 6.5.3 plug-in support, improved filtering (new filter exclusions and automated sub folders), Time and Chaos PIM integration, improved mail list management, bug fixes and various feature enhancements; Release Notes Upgrade Meter: 5
New in v3.0: Full HTML support, PGP plug-in included, address auto-complete, support for V-cards, message and archive importing capabilities, multi-language spell check, TAPI support, message templates, filter distribution list, new message search function Upgrade Meter: 5