As technology continues to evolve, email marketing remains one of the most powerful and effective strategies for any type of business. But in order to use email marketing, you need a strong, engaged mailing list.
Fortunately, there are plenty of email list management tools you can use with WordPress to build and manage a great email list.
Email List Management Tools
MailChimp
Good email marketing software is the foundation of your email list. And for those who use WordPress to power their business website, MailChimp is one of the best available.
from Blogger http://evangelinagius.blogspot.com/2015/01/top-5-wordpress-tools-for-email-list.html
Evangelina Gius 