JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
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You can create a form that accepts the file uploads if that is what you would like. To do that you would simply add the field upload to your form.
You can see how to setup the same on the following guides:
Do of course let us know how it goes and if you have any further questions or issues in regards to the same.