FuseForms MailChimp Integration for WordPress is the easiest way to sync your contacts from your forms to a MailChimp list of your choosing. How it Works FuseForms automatically hooks into your existing forms on your site and syncs them to a MailChimp list of your choosing. FuseForms works with: Most custom forms Contact Form 7 Gravity Forms Formidable Ninja Forms JetPack Fast Secure Contact Form Contact Form Contact Form Clean and Simple Quform Native WordPress comment forms FuseForms doesn’t work with: Forms contained in an iFrame Wufoo WooCommerce FormCraft Easy Contact Forms JotForm Ninja Popups SumoMe Jetpack comments Disqus comments