Probability Calculator - Evaluate the success probability for a particular trade based on volatility and expiration date. An explanation on how to use the calculator is provided.

Credit Spread Calculator - Evaluate the success probability of credit spreads including profit expectancy for a particular credit spread trade. An explanation of the strategy and examples are provided. Additionally, an explanation on how to use the calculator can be found by scrolling through the page.

Debit Spread Calculator - Evaluate the success probability of debit spreads including profit expectancy for a particular debit spread trade. An explanation of the strategy and examples are provided. Additionally, an explanation on how to use the calculator can be found by scrolling through the page.

Condor Calculator - Evaluate the success probability of a condor credit including profit expectancy for a particular condor trade. The calculator determines the probability that the underlying asset price will remain between both short(sell) options. An explanation on how to use the calculator is provided.

Straddle/Strangle Calculator - Evaluate the success probability of both a short or long straddle/strangle including profit expectancy for a particular trade. The calculator determines the probability that the underlying asset price will remain between both lower and upper breakeven prices.

Price Range Calculator - Evaluate the success probability of a particular asset trading within a price range based on volatility and expiration date. An explanation on how to use the calculator can be found by scrolling through the page.

For the latest Market information, be sure to check out the Market Data page on this website. Additionally, there is a Chat Room to discuss options trading strategies with other like-minded traders.

Don't miss the Free Stuff page which offers backtesting trading spreadsheets for several index options trading ranges. There is also a Marketplace page where you can purchase software, e-books and other educational material in the areas of Stocks & Options trading and other wealth building and motivational products. And finally, there are several Links to other key sites. Use this site to analyze options trading strategies and help you make more intelligent trading decisions.