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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    Is there a feature to prevent multiple submission of the same email address or phone number?

    Asked by angelv on September 23, 2016 at 01:16 PM

    Saludos necesito saber si los formularios tiene alguna opcion para evitar que en el mismo formulario... se envien los mismos datos en un campo...ej: evitar que enviean dos veces el mismo mail o el mismo telefono etc...tienen esa fucnion?

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    JotForm Support

    Answered by Welvin on September 23, 2016 at 02:46 PM

    Yes, we have a feature that would allow you to set limit based on a field. Please check this guide on how to enable limit:

    https://www.jotform.com/help/223-How-to-set-Form-Limits-Based-on-a-Unique-Question