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.
Kelly, please try using our Get Referrer widget and see if this will work to your satisfaction. This widget will be invisible to your users filling out the form.
You can add widgets to your form by following our guide on How to Add a Widget to your Form.
Please let us know if you need further assistance, we will be happy to help.