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.
Yes, you can achieve this task by adding a "Unique ID" widget to your form, you can easily add a registration number to your submissions. Please, check the guide from the below:
Also, you can add prefix to your number like "CID-12" as it is described on the guide. If you need any other information, please do let us know.