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.
I checked your form and I can see that the payment integration is configured correctly.
I opened your webpage and I did a test submission. After hitting the Submit button, I was redirected to the PayPal check out page. Here's a screenshot:
If the submissions are in the Incomplete Payments, it means that the user did not proceed with the payment after being redirected to the PayPal checkout page. Please check these guides:
If you want, you can try re-embedding the form using the iFrame method to prevent any script conflicts. Here's a guide: https://www.jotform.com/help/148-Getting-the-form-iFrame-code.
Hope that helps. Thank you.