Spreads is a calculator for spread option strategies. For a given underlying stock it quotes 20 minute delayed bid/ask for closest ITM, OTM and on the money vertical spreads and calculates spreads profit/loss potential conveniently presenting the result on a single screen. Tap on underlying stock quote to price another spread. The app is priced bellow what it would cost to trade the strategy.
Coming soon are deeper spreads and favorites to store underlies you write your spreads on most often.