PalmaryCalc from a simple calculator with a user-friendly interface to a scientific with different input methods (including RPN), conversion functions (from cooking to astronomical), credit, base number conversions between binary, octal, decimal, and hexadecimal; 32-bit, 16-bit, and 8-bit integer math calculations and conversions; logical and bit-manipulation operations, currency conversion, tip and mortgage calculations.

Calc98 is a Scientific engineering statistical and financial pocket calculator simulator program for the Microsoft Windows operating systems. It includes a comprehensive set of conversions, constants and physical property data, a built-in periodic table of the elements, number base conversions, vectors, matrices and complex numbers. It is especially suitable for the scientific, engineering, medical and teaching professions and in finance.