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.
Currently, we have a widget called "Preview Before Submit" for this action. It doesn't list the summary of your form at the end of the same form page, but it shows the summary before the submit as the name implies. It adds additional step between form view and the submit action.
In any case, you can find the tutorial about how to add widget to your form from the link below:
Once you added the widget, its settings popup window will appear automatically. You can adjust the settings for it on that window.
Finally, the summary page looks as follows:
For further assistance, please don't hesitate to contact us.