Optactic vs Easy Option Calculator

Optactic is a very useful tool for experienced traders to plan and visualize options strategies.  Beginners can also use this app to learn and master various options strategies using the in-app learning resources. - Simplify complex Options strategies. - Visualize risks and rewards through time and volatilities. - Build exit plans. - Strategy recommendations based on your predictions. - Rank strategies by potential rewards and risks. - 40 pre-defined Options strategies or build your own custom strategy. - Chance of profit, expected profit and returns, greeks, margin estimation. - Provide hook to your own DIY market data server. - Fully functional offline. Accuracy - Option price calculation is based on black scholes pricing model. - Stock price probability is based on log normal. - Rigorously tested to meet the strict accuracy requirement of our in-house traders. Continuous Improvement - We are actively developing new features, fixing bugs and improve app performance. - Our goal is to make Optactic an indispensable tool for option strategists. EULA - We follow the Apple standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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.