AWeber - AWeber is an Email marketing software that's easy to use. Send email newsletters & autoresponders and deliver top notch emails.
HubSpot - Grow Better With HubSpot: Software that's powerful, not overpowering. Seamlessly connect your data, teams, and customers on one CRM platform that grows with your business.
MailChimp - MailChimp is the best way to design, send, and share email newsletters.
ActiveCampaign - Integrated email marketing, marketing automation, and small business CRM. Send beautiful newsletters, setup behavioral based automations, and benefit from sales automation.
Pardot - Salesforce B2B marketing automation
Wix ShoutOut - Wix ShoutOut is one of the best email marketing, newsletter builder and editing platform available to use on Android and iOS devices and enable businesses to create, send, and share promotions with their subscribers.