What is JotForm?
JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.

At JotForm, we want to make sure that you’re getting the online form builder help that you need. Our friendly customer support team is available 24/7.

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.

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    How to set up a free order option without clients abusing and getting multiples?

    Asked by hollywoodtoday on June 24, 2016 at 09:13 AM

    We'd like to provide 500 visitors for free, 1 per person, however it will undoubtedly be abused without some kind of restraint.  Ideas?


    We also thought of locking some content which would have a $0.00 coupon for the 500 visitors, however the coupon can still be used multiple times.  Ideas?

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    Answered by Boris on June 24, 2016 at 10:20 AM

    You can set up a Unique Question form limit, so that one of your form fields will require a different answer in each submission. For example, setting it up on an email field will require that the form is submitted by a different person/email address every time.

    This guide explains how to set up a Unique Question form limit:


    Similarly to the above, you can even prevent any IP address that has previously submitted your form from filling it out again:


    If you need further clarifications, please let us know.