WPMU DEV MAILCHIMP INTEGRATION Plugin
WPMU DEV MAILCHIMP INTEGRATION Plugin ties WordPress to MailChimp for seriously powerful email marketing, growing a subscriber base and list syncing.
Bring simple subscribe forms and automated user syncing to WordPress and build a massive following.
Get far more than just easy-embed signup forms. Tap core features of MailChimp that allow you to not only build your email subscriber list – but integrates to manage your site’s user database.
Please visit official plugin page for more information