JV-MailChimp is Joomla extension that enables visitors subscribe to your mailing list with MailChimp when they create an account in your Joomla website. For more info and detailed set of features please visit JV-MailChimp product page.
JV-MailChimp is distributed in 2 editions viz. Business & Enterprise. All the editions have the same source code and features, but differ in the duration and level of support and update offerings.