OptionsCalc app for iPhone and iPad

This iPhone application can be used by traders of all levels to do the following.
(1) Calculate call/put price for American/Euro options.
(2) Calculate Option Greeks.
(3) Calculate Straddle Options for both American/Euro options upto 5 levels above and below the chosen strike price.
(4) Calculate Implied Volatility.
(5) Plot the results of Price/Greeks vs Stock.
(6) Customizable expiry field - Day, Month,Year,Absolute.
(7) Customizable steps for Straddle Options.
(8) Options on Warrants
(9) Options on Futures/Currency
(10) Probability and Math utility Calculator to calculate NDF,CDF etc
(11) Support for US market option tickers, put/call pricing and implied volatility calculator.