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Last updates:

26 November 2019,
The issue with Mojave 10.14.6 does not occur with Catalina 10.15 final anymore.

29 July 2019,
Issue with macOS Mojave 10.14.6 and Catalina 10.15 beta. See download page for details.

6 April 2019,
Version 4.1.00 (Build 5914) released:
Bug fixes, a "Recent programs" history and program description dialogue improvements


Features of the real HP-15C

The HP-15C was a high end scientific programmable calculator and the top model of the Voyager series. Some of the main features are: A more detailed feature list is available from the HP Calculator Museum.

Additional Features of the Simulator

Additional features provided by the simulator to integrate with and benefit from the operating system.