JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
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.
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Yes, it is possible that your users receive auto-confirmation email when they submit your form. You need to set Autoresponder inside of your form. Please read following guide to see how to do it: http://www.jotform.com/help/26-Creating-a-Form-Autoresponder
Hope this will help. Let us know if you need further assistance.