A must have for anybody involved in sales. This simple calculator will enable you to work out the price of anything you sell easily and in realtime. All you need to do is to provide two parameters from Cost, Margin, Revenue and Profit, and the calculator will work out the rest. The app will tell you which other parameter is being used for the calculation by highlighting it in blue. There are no manual calculation buttons, to make it quick to use, just type and youll see the calculations change in realtime.