calculate price

Hi,

If you need more custom control over how you prices are calculated, you can use a form calculation widget:

http://www.jotform.com/help/259-How-to-perform-calculation-in-the-form

Then pass that value to your payment form:

http://www.jotform.com/help/275-How-to-pass-a-calculation-to-a-payment-field

If this is not what you were looking for or if you have any further questions, let us know and we will be happy to help.