1. Take control of your transactional email. sendwithus is the missing tool for marketers to manage and optimize transactional emails.

  2. Learn why more developers choose SendGrid for their email deliverability service to send transactional emails triggered by web apps. Get started for free

  3. MMS

    Send millions of transactional or commercial emails using your own bulk smtp server with 24/7 support at affordable price.

  4. Ariticmail is a transactional email delivery API for applications and enterprises.

  5. MailChimp is the best way to design, send, and share email newsletters.

  6. A set of powerful APIs that enable you to send, receive and track email from your app effortlessly whether you use Python, Ruby, PHP, C#, Node.js or Java.

  7. Elastic Email is an all-in-one email delivery platform for both marketing and transactional email.

  8. Postmark is the easiest and most reliable way to be sure your important transactional emails get to the inbox. Simply & reliably parse recieved email to JSON for your webapp.

  9. All-in-one email service provider that provides maximum insight and deliverability results for both marketing and transactional emails.

  10. Mandrill is a new way for apps to send transactional email. It runs on the delivery infrastructure that powers MailChimp.

  11. A simple API to integrate print & mail solutions into your applications.

  12. Deliver your app and website emails on time and to the inbox. Trusted to send 25% of the world's non-spam email. Email delivery for companies big and small.