HappyForms vs MailChimp for WordPress

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Feature HappyForms v1.26.17 · checked 23 Oct 2026 Free + paid · ★ 4.4/5 Visit Details MailChimp for WordPress v4.14.1 · checked 23 Oct 2026 Free + paid · ★ 4.8/5 Visit Details
At a glance
Active installs 20,000+ 1M+
Last updated October 5, 2026 September 16, 2026
Editions Happyforms · Happyforms paid upgrade ($) MC4WP: Mailchimp for WordPress · Mailchimp for WordPress Premium ($)
Pros Free contact and custom form builder with admin-stored submissions; Built-in honeypot spam protection with no external service; No third-party API calls from the free code Native HTML sign-up forms with full field control; Sign-up hooks for Contact Form 7, WPForms, Gravity Forms and WooCommerce; Form widget and block for placing forms; Lists refreshed daily from the Mailchimp account
Cons Payments, multi-step and file upload fields need the paid upgrade; Conditional logic is not in the free code; Limited to what the free field set provides Form designer, logging and user sync are Premium only; Needs a Mailchimp API key connected to the site; Procaptcha bot protection loads a third-party script when enabled
Mentioned in our posts 1 2
Features (Form plugins checklist)
Conditional logic No —
Multi-step forms Paid —
Payments Paid —
File upload Paid —
Entries in admin Yes —
Spam protection Yes —
Free version Yes —
More features
Other features Customizer-based form builder with parts, Email notifications on submit, XML export of forms, Limit choices per option, Gutenberg block and widget, Paid field teasers (date, phone, rating, signature) ($) Sign-up forms built from native HTML, Sign-up form widget, AMP-compatible sign-up forms, Campaigns archive block, Daily Mailchimp list refresh, Background subscribe through Action Scheduler or WP-Cron
Integrations
Email — Mailchimp
E-commerce — WooCommerce, Easy Digital Downloads
Plugins — Contact Form 7, WPForms, Gravity Forms
Other — Procaptcha (Prosopo)
Requires WordPress 5.0 5.3
Requires PHP 7.0 7.4
Tested up to 7.1.2 7.1
Phones home No No
External services — js.prosopo.io, api.prosopo.io, api.mailchimp.com
Blocks 1 2