With Forex calculator Advanced 4.01 you can perform forex calculations by using live market exchange rates. You can compute different parameters like margin requirements, pip value, spread costs, commissions, rollovers and most forex calculations.
Calculator Prompter is a math expression calculator. Calculator Prompter has a built-in error recognition system that helps you get correct results. With Calculator Prompter you can enter the whole expression, including brackets, and operators.
Copan for Windows enables you to calculate coordinate geometry (COGO), process field surveys, adjust map traverses, perform map/deed closure checks, calculate areas and perimeters, transform coordinates, and import/export Ascii files. It's free.