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.
Your FREE subscription was on Overlimit status because it had exceeded the 10 SSL submission limits for the month.
You can read for more details about the subscriptions on the JotForm Pricing page.
SSL submissions usually accumulates if the jotform is submitted using its secure URL or https
You may not have use the secure option in the embed code, but if the website where the form is embedded is using secure protocol(https), then it is possible it will force the submission to use also secure protocol. This can result into secure submissions.
I see you have already upgraded so your forms and account should remain active. If you have any further issues or questions, let us know and we will be happy to help.