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.
Please follow these steps after you logging to your account:
1) On MY FORMS page, select the form you want to edit, and click on Edit Form
2) From the widgets tab, type "Signature"
3) Drag and drop you widget, and save the form.
If you need anything else, please open a new thread, we will be glad to assist you.