SMTP is described as 'provides scalable affordable email infrastructure for all your sending needs. We act as your proxy to the ISP world so your traffic becomes part of our larger, “trusted” traffic flow' and is an website in the Business & Commerce category. There are more than 25 alternatives to SMTP, not only websites but also apps for a variety of platforms, including SaaS, Windows, iPhone and iPad. The best alternative is Mailchimp, which is free. Other great sites and apps similar to SMTP are Sendgrid (Freemium), Mailgun (Paid), Mailjet (Freemium) and Elastic Email (Paid).
SMTP2GO is an email service provider, performing the task of reliably delivering transactional and marketing emails, and providing reporting tools to track and visualize what is happening with outgoing emails.
API & Integration Amazing RESTful API? Powerful SMTP injection? We’ve got you covered. SparkPost helps developers hit the ground running to work with email, because we’re built for developers by developers to get email integration right.
InboxRoad is a trustworthy expert in email deliverability. If you would like your emails to reach the inbox of your customers, we are there for you! We are a SMTP relay service able to connect to many email campaign systems.