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.
I can see the blank submissions as well. This may be because your data is not only stored in Europe. If you enable this issue your issue should be resolved. Here is how to do it:
1. Go to your account page: https://support.jotform.com/myaccount/
2. Click "Data" and tick the Europe Datacenter box as shown in the screenshot below:
Please check this and see if resolves the issue. Do contact us again if the issue still persists.