Easy Option Calculator vs OptionCreator

Easy Option Calculator is very easy to use, enter following values, and click button “Call”, or “Put” to get option prices and option Greeks: Underlying price ($), exercise price ($), days until expiration (days), interest rate (%), and volatility (%). click "Reset" button to reset values. The Black–Scholes model is a mathematical model of a financial market containing certain derivative investment instruments. From the model, one can deduce the Black–Scholes formula, which gives the price of options. It is widely used by options market participants. Many empirical tests have shown the Black-Scholes price is “fairly close” to the observed prices.

See the shape of every strategy. OptionCreator is a visual options strategy builder for iPhone. Build multi-leg positions, compare theoretical profit-and-loss curves, and explore how price, time, and implied volatility can change the outcome. BUILD THE POSITION • Add, duplicate, edit, or remove call, put, and stock legs • Tap Side or Type to cycle between values • Set quantity, strike, days to expiration, implied volatility, and premium • Use Black–Scholes estimates or enter a custom premium COMPARE THE CURVES • View initial, selected-date, and expiration P&L together • See long and short position markers on the chart • Drag across the curve to inspect specific prices • Review net debit or credit, maximum profit, maximum loss, and breakevens EXPLORE SCENARIOS • Move through time with a touch-friendly slider • Shift implied volatility to stress-test assumptions • Use automatic price ranges, quick ±5%, ±10%, and ±20% shortcuts, or exact whole-number bounds • Start from built-in strategy templates and save strategies for later OptionCreator uses theoretical European-style Black–Scholes assumptions. Values are informational, may differ from market prices, and are not investment advice.