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 prevent spamming by changing your form submissions to Unique Submissions. Additionally you may find it useful to add a Captcha Field to your forms.
Here is the relates user guides:
If you have any other questions please let us know.