
Mailchimp is an all-in-one marketing platform that helps businesses and individuals design, create, and manage email campaigns, build landing pages, automate marketing processes, and analyze audience engagement to reach their marketing goals effectively.
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Click Integrate from the top menu followed by Mailchimp.

<aside> ☑️ Important: When creating your form, make sure to set the email, name, and other fields you would like to link to your Mailchimp mailing list to required.
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Choose which account and audience you would like to create or update contacts in, then click Continue.
Match the fields in your Fillout form to the corresponding fields in your Mailchimp audience. For example, link the email address field by its respective question.

Publish your form once everything’s set. Answers from new submissions will now appear in your Mailchimp audience list. If a contact with the provided email address already exists, Fillout will automatically update the existing contact's information.
You can add Mailchimp tags to new contacts automatically to help segment your email audiences. + Add tag and choose from the dropdown.