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 indeed allow your users to uploads all sorts of files to your form. This can be done using a "File Upload" field:
Here are our guides on how to change the allowed file types as well as the allowed file size:
If you have any further questions, let us know and we will be happy to help.