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.
You are right. It seems that the import form page http://www.jotform.com/adobe-formscentral-alternative/ was already removed and no longer available.
Let me forward your concern to our higher team support so that we can check how to still import your existing PDF forms to JotForm.
We will let you know here for any news/updates on the status of the inquiry.