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What is conditional logic

Conditional logic allows you to make forms that adapt to a respondent’s answers. Fillout lets you Set conditional logic based on:
  • Previous form inputs
  • URL parameters
  • Calculations
  • Quiz scores

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How to specify a condition

1

Open the integration

Head to Integrate and click your existing connection.
Screenshot of the Integrate tab of a form
2

Set a condition

At the bottom, click the condition symbol.
Screenshot of the Integrate tab of a form
In this example, we’ll only add contacts to our Klaviyo newsletter if they will attend the movie screening. Click + Add condition. Choose the field or question followed by the relevant option.
Screenshot of the Integrate tab of a form
That’s it! Now, newsletters will only be sent to those who will attend the screening. Note that you can do this for any integration type, like Airtable, HubSpot and many more.
Important: Remember to publish your form to make the latest changes reflect.

Hide fields

Hide or show fields based on prior inputs, URL parameters or external data.

Calculations and variables

Calculate prices for order forms, compute quiz scores, and more.

Condition groups

Use nested logic to show, hide and validate fields based on multiple conditions.