Are you looking for the best SMTP transactional email services?

SMTP (Simple Mail Transfer Protocol) makes sure your transactional emails are delivered to users’ inboxes (and not the spam folder). It even lets you automate emails depending on the actions and behavior of your users.

The hard part is finding the right SMTP service since there are many email services on the market.

We’ve done the research for you and in this guide, we’ll share the best SMTP email services for marketing and automation.