PPCLINK Mobile Software has HiCalc HD PRO – 11 Calculators in One (iTunes Link) for the iPad in the iTunes App Store for FREE (regularly 99-cents) for a limited time.

HiCalc HD PRO for iPad is an ultimate calculator and will make all your calculations become simpler than ever with 11 calculators: Scientific, Currency Converter, Unit Converter, Date – Time, Constants, Tip calculator, Equation Solver, Statistics, Base conversion, Graph & Finance.