Claris Organizer (1995) 3 PIM MacOS

Claris Organizer is an easy to use personal information management (PIM) program for the classic Mac OS. It integrates calendar, contacts, tasks, and notes in to one small lightweight application. It has a variety of flexible print option and can print mailing labels. It competed with the Apple Newton PDA. Claris Organizer was praised for its small size and well thought out interface. It was sold to Palm when Claris was broken up, and was used as the basis for the Palm Desktop for Mac.

• 1.0
• 2.0

Lotus Notes (1993) 4 Communications PIM Windows MacOS

Lotus Notes is a powerful e-mail and collaboration tool. It was heavily used by large corporations. It was sometimes criticized for its complexity and bloat. Notes is a client server tool, and uses the Lotus Domino server (originally just called Lotus Notes server). Lotus Notes and Lotus Domino competed against Microsoft Outlook and Microsoft Exchange.

• 5.x

Microsoft Outlook (1997) 14 Communications PIM Windows MacOS

Microsoft Outlook (not to be confused with Outlook Express) is an enterprise grade e-mail client. It is primarily intended for use with Microsoft Exchange Server. It was available as both a stand-alone product and as part of Microsoft Office.

• 97

Schedule+ (1990) 7 PIM Windows MacOS

Schedule Plus is a calendar/personal information manager. It is designed to operate using a shared network Microsoft Mail "mailbox" over a LAN.

• 1.x