Mandrill

vs

Amazon SES

A set of powerful APIs that enables your application to send, receive and track transactional emails effortlessly. Mailgun provides a global infrastructure and industry expertise that helps you get your message across to the right person at the right time. The service is trusted by over 150,000 businesses including giants like Microsoft, MIT, NHL and Lyft.

SendGrid is an transactional and email marketing platform that provides a developer friendly API. The service is used by over 80,000 developers who in total send over 70 billion emails every month. As a developer you can integrate your application with ease thanks to developer API, while also enjoying the features SendGrid Marketing Campaign. With SendGrid Marketing Campaign you can create email templates, monitor your campaigns and track important statistics such as open rates, link clicks, device usage, and user location.

Postmark is a fast and reliable transactional email service that is trusted by thousands of developers across the globe. With Postmark, you can rest assured that your emails will arrive, on time. And if an issue was to occur Postmark provides 45 days of full content history, recipient information, and message events to help you get to the bottom issues. If that's not enough they also provide great support via email, live-chat, or 1-on-1 calls.

A set of powerful APIs that enables your application to send, receive and track transactional emails effortlessly. Mailgun provides a global infrastructure and industry expertise that helps you get your message across to the right person at the right time. The service is trusted by over 150,000 businesses including giants like Microsoft, MIT, NHL and Lyft.

Sendinblue is a cloud-based email and relationship marketing solution. With Sendinblue, you can manage your email marketing, transactional email, marketing automation, customer-relationship management, landing pages, Facebook Ads, ads retargeting, SMS marketing, and much more. The platform includes tools like a drag & drop template builder for your email campaign, along with necessary metrics to make informed decisions on how to connect with your audience.

Mailjet is an easy-to-use all-in-one email delivery service and marketing platform. Over130,000 marketers in 150 countries use Mailjet as their primary email marketing tool. With Mailjet users can manage everything from transactional emails via the Developer API to email marketing campaigns and email template building. The interface provided by Mailjet makes it really easy to monitor your marketing campaigns, and track open-rate, link clicks and customer related metrics.