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, that is possible. By default the Thank you message is already enabled for you, but I presume that you want to customize the same.
To see more about that you can check out the following guide: Setting Up the Thank You Page
Of course if you have any questions, do let us know and we would be happy to assist with the same :)