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.
Only one can be added when using our Facebook this method: https://www.jotform.com/help/22-Adding-a-form-to-your-Facebook-page
If you want to add more forms, you can do it using Static HTML Iframes. Here's a guide: http://www.jotform.com/help/82-Adding-Form-to-Facebook-Custom-iFrame-App-
Let us know if you need more help.