Is this option calculator accurate?

http://www.optionsprofitcalculator.com/

For example, a 47/46 Jul SLV straddle:

 

And you think that anyone here has the time or inclination to input values into a pricing model to verify this for you ???

 

http://optionstrategist.com/

https://www.optionstrategist.com/cart/checkout

 

Yeah, people put up ToS charts or whatever all the time and I'm under the impression that they don't take long to input in all the data.

 

https://www.thinkorswim.com/tos/myAccounts/displayOpenFirstAccount.tos

Last I checked you can use TOS for free, hth.

 

Can you feed live prices from IB to this gadget program as an EXCEL table?. That would be awesome and useful at the same time.