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.
In free plan also you can upload more than 1 MB file. Please be noted that 1 MB is the default max file size of upload question and it can be changed as per your requirement. The following guide should help you: http://www.jotform.com/help/33-Changing-the-Upload-Size-Limit
JotForm supports 1 GB of upload. The above guide should explain you the upload limits in detail.
Hope this answers your query.
Do get back to us if you have any questions.