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 account has an upload storage limit, it will depend on the subscription plan you have. Please check our pricing page to learn more about the differences of each plan: http://www.jotform.com/pricing
For a Free plan, you are allowed to have a 100 MB total storage capacity. To increase it, you need to upgrade to a higher subscription plan.
Here's a guide on how to create an upload form: http://www.jotform.com/help/332-How-to-create-upload-forms. I would also recommend to sign up an account to us so that you can fully utilize our form builder.