Add or Remove Programs entry for Calculator Powertoy for Windows XP. Calculator is a PowerToy for Windows XP that can help with graphs and let you evaluate functions as well as perform many different ...

Windows only: Take your Windows calculations to the next level with freeware Windows app Powertoy Power Calculator. With advanced features like a built-in graphing tool, mathematical functions, tons ...

Are you eager to know how many days are left to attend your favorite concert? Do you want to know how many days have been passed since your last birthday? If so, then the built-in Windows Calculator ...