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.
There are several ways to attach media files in the form submissions.
The very basic is by adding the Upload Field in the form and allow the form users to upload files.
Check this user guide http://www.jotform.com/help/29-Upload-Field-Allowed-File-Types
You can also use the different widgets that allows uploading or attaching files into the form
Hope this help. Inform us if you need further assistance.