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.
Hi, Unique ID is generated after a valid Submission. So it is not possible to show the unique ID to the User until they Submit the form.
But you can show the Unique ID via Autoresponder Email
or Via Custom Thank you Message.
Hope this helps you. Feel free to ask for further clarification.