HubSpot features a handy drag-and-drop visual editor, and it also comes equipped with ready-made templates. What makes HubSpot Email Marketing stand out is, of course, its native integration with other HubSpot tools, such as the free-forever CRM
Sendinblue is great for transactional emailers – they also have a lot of templates that are responsive on mobile
Mailchimp – Their free plan provides you with basic email marketing features such as email creation and scheduling. What makes this a great email marketing tool is its smart recommendations feature, which provides you with valuable audience insights to optimize your marketing efforts