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.
10 GB is upload storage space. This space is used only for files that were uploaded on your forms.
More about File Upload Forms and file upload field you can find inside of this guides:
Size of the forms that you create does not affect on upload storage space.
Hope this will help. Let us know if you need further assistance.