Why to use standard Windows calculator, if there is a free scientific alternative with graphic support. Best choise for programmers and developers.

Current features:

• Skins - the look and size can be changed with skins Want more skins?
• Functions - supports many functions including sinh, cosh, arcsinh, arccosh, secans, cosecans, factorial and more ...
• Presets - save actual work to presets for later use
  
• Input - input is done as on paper, write the formula to edit box and press enter
• Format - input numbers and result can be shown in hexadecimal, octal, binary or decimal format, engineering symbols
• Precedence - unlimited number of nested functions and precedences
• Variables - variable with any name should be used, up to 255 variables
• Graphs - draw graph of functions
• Skins - skins with ability to add variables and presets to make "special purpose" calculator (for example bitrate calculator included in installation)