Nonlinear regression - CurveFitter

CurveFitter performs regression analysis to estimate values of parameters.

Scientific calculator - ScienCalc

ScienCalc is a convenient and powerful scientific calculator.

Multipurpose calculator - MultiplexCalc

MultiplexCalc is a multipurpose and comprehensive desktop calculator for Windows

Desktop calculator - DesktopCalc

DesktopCalc is an enhanced, easy-to-use and powerful scientific calculator

Equation graph plotter - EqPlot

EqPlot plots 2D graphs from complex equations.

Unit Conversion Utility-UnitConvertor-C

Electricity, Magnetism and Sound unit-converter for Windows

Random Number Generator Pro

Generate random numbers.

Random Number Generator Trial

Generate random whole and floating point numbers within specified range

SimplexNumerica

Best data analyzer, 2D/3D-plotting, calc and presentation program.

CalculationLaboratory

Mathematical program that can work with scripts