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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    What is the largest file size i can attach to a form? and would the format make a difference?

    Asked by katrinad on February 22, 2017 at 10:49 PM

    one of our team members was unable to attach a logo and the error message stated that the file was too big

    Page URL:

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    JotForm Support

    Answered by Mike_G on February 23, 2017 at 04:42 AM

    With regards to the file size limit, I would suggest you check this guide:


    and as for the allowed file types, please check this one: https://www.jotform.com/help/29-How-to-Change-the-Allowed-File-Types-Extensions-in-the-Upload-Field

    Then, if you have any further questions or if, in any case, I have misunderstood your concern, please do not hesitate to let us know.

    Thank you.