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RPN Calculator is a simple but powerful RPN calculator for MacOS with a scalable interface via selectable function palettes. This calculator is one of the only mac calculator programs that handles complex arithmetic.

What's New

Version 1.9 adds the following:
  • Removed erg from the "Moment of Force" category. Fixed bad unit factor for erg.
  • Returned the decimal key behavior back to its original state.
  • Improved the RPNC log a bit.


Mac OS 8.1 or later

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5 2


Current Version (1.x)


Downloads 8,757
Version Downloads 1,451
License Shareware
Date 04 Sep 2003
Platform OS Classic / PPC 32
Price $8.00
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