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.
You can read more details in the JotForm Pricing page also.
The subscription service is auto renewal. So for example, if you subscribe for monthly subscription, it will auto renew every month. The subscription will only stop if you cancel it.
It can be stop/cancelled anytime also.
The available subsription lenght are Monthly, Yearly, and Bi-Yearly.
Hope this answers your question. Let us know if you need further assistance.