You can use hidden fields to include data you already have in your form URL and pass it onto your form. Doing so will help you personalize your respondents’ form experience and give you better insights into your results.

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<aside> <img src="/icons/gift_green.svg" alt="/icons/gift_green.svg" width="40px" /> Hidden fields are available for free to all Tally users.

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What is a hidden field?

A hidden field lets you track respondents and use already collected data to personalize your forms. It’s invisible to anyone filling out a form but lets you gather and use data effectively.

Some examples may include: