MailerLite
User-friendly email marketing platform with a free plan available.
HubSpot, Inc.
All-in-one marketing platform with CRM, sales, and service features.
AWeber Communications
Popular with great customer support, range of templates.
ConvertKit, LLC
Advanced automation features for bloggers and content creators.
GetResponse
Comprehensive marketing platform, popular for e-commerce businesses.
Leadpages
Advanced automation features for e-commerce businesses.