My RPN Calc!

My RPN Calc is a versatile RPN calculator with a clean and minimalist interface for iOS. It is a scientific and financial calculator inspired by the Hewlett-Packard HP-10C series pocket calculators of the 80s, most notably the HP 12C and HP 15C models. Summary of the main functions:- RPN input- Arithmetic functions (+, -, x, /, 1/x, +/-, etc)- Trigonometry, logarithms, hyperbolic trigonometry- Percentages (+, -, variation, total)- Dates- Complete complex numbers support- Gaussian integers- 2nd, 3rd, and 4th grade equations solving- Macros for simple programming tasks- Root finder for general purpose functions- Numerical integration- Conversions (temperature, distance, )- Constants (universal, math, )- Intgration with BaseCalc for radix conversionsSummary of the main statistical functions:- 1- and 2-variable statistics- Sums (x, x2, y, y2, xy)- Mean, weighted mean, standard deviation- Linear regression- Correlation coefficient- Linear estimationSummary of the financial functions:- Simple and compound interests- Cash flow analysis (NPV, IRR)- Depreciation (SL, DB, SOYD)Latest Apple Watch support allows standard operations (classical arithmetic, trigonometric, and logarithmic function) to be executed straight from your wrist