What is JotForm?
JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
At JotForm, we want to make sure that you’re getting the online form builder help that you need. Our friendly customer support team is available 24/7.
We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
We do have a work around, that allows you to create your products listing using our drag and drop fields and then have the total placed in the payment integration.
You can view our guide on how to pass a calculation to a payment field
I hope this helps, please inform us if you need further assistance.