JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
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.
You can check for more details about uploading using the form in our user guide hereJotForm upload max size = 1GB or less per file (use 1048576 value in KB to set the 1GB limit)
JotForm maximum number of files = Recommended value is up to 25 files per request (submission).
Let us know if you need further assistance.