Calendar Creator Plus (1990) 9 Novelty PIM Windows

Calendar Creator Plus from Vermont Creative Software/Power Up, and later Spinnaker Software, is a tool for creating printed calendars with different styles and custom lists of events.

• 2.0 (Win)
• 4.0 (Win)
• 5.0 (Win)
• 7.0 (Win)

Expresso Calendar and Address Book (1994) 0 PIM Windows

Expresso is a budget Personal Information Manager from Berkeley Systems, makers of the After Dark Screensaver series. Expresso provides modules for managing Calendars, Notes, Address Books, and To-Do Lists. It also includes a selection of colorful visual themes and alarms with sound effects.

• 1.0

Mathcad (1989) 3 Mathematics Windows

Mathcad is computer software primarily intended for the verification, validation, documentation and re-use of engineering calculations.

• 3.x
• 4.0
• 5.0

Mathematica (1994) 5 Mathematics Windows

Mathematica, from Wolfram Research, Inc., is a mathematical and scientific application to formulate complex equations. and Mathworks MatLab.

• 2.x
• 4.x