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.
We appreciate your interest in using jotform for processing your payments.
Yes, it's possible to use Authorize.Net since they are one of our payment integrations.
Please refer to http://apps.jotform.com/app/authorize.net for details.
Additionally, I wanted to also inform you that we have this guide here https://www.jotform.com/help/165-Setting-Up-Your-First-Order-Form to help get you started.
You can also refer to this guide section https://www.jotform.com/help/chapter-7-Payment+Forms for more help if needed with various payment form guides.