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.
If I understand correctly, you want to design one form that you can use and then be able to modify for each of your clients? You can create one form as the main form and then clone it for each of your clients to use. To clone a form, simply follow this guide: How to clone an existing form from a URL. If you need further assistance, please do let us know.