CompactCalc is an enhanced scientific calculator for Windows with an expression editor. It embodies prime numbers, rational numbers, generic floating-point routines, hyperbolic and transcendental routines.
ESBCalc Pro is a Windows Scientific Calculator with Infix Notation, Exponential Notation, Printing, Brackets, Scientific Functions, Memory, Paper Trail, Result History List, Hexadecimal Conversion, Fraction Conversion and more. Register once for life
A+ Calc is a scientific calculator with an edit display that shows all calculations and allows editing and recalculating equations. A+ Calc includes hexadecimal and statistics tools. Most functions operate free of charge.