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.
You can manage your files on your form submissions page.
After downloading the files, simply delete the submissions from where the files are attached if you want to clear it form your upload space counter.
Another solution is to integrate your form to the 3rd party file storage services like Dropbox, Box or Google Drive which are all available in the Integrations. A copy of the files will be forwarded to the service where your form is integrated .e.g Dropbox.
And then integrate your form to the following app if you want the submissions to be auto-deleted so you don't have to go back and forth when you delete form submissions. Just let the app to automatically delete them.
Hope this helps!