PG Calculator is a powerful scientific calculator for iPhone/iPad/iPod Touch with customizable user interface. PG Calculator works in Algebraic and RPN modes. PG Calculator allows to use mathematical functions described below: Addition, subtraction, multiplication and division; Power and roots; Trigonometric functions: sin, cos, tan, asin, acos, atan; Hyperbolic functions; natural and decimal logarithms; factorials; conversion between binary, octal, hexadecimal, decimal and scientific (exponential) number formats; The user interface of the calculator can be changed by using various skins supplied with the application. PG Calculator for iPhone/iPad/iPod Touch is available for following platforms: iOS 5 or higher; Start a barcode scanner on your phone and scan one of the QR codes below. This will take you directly to App Store.