JangoMail - Description of the software: JangoMail software is a fantastic tracking solution system that many businesses can utilize for their marketing.

Maileroo - Maileroo is a powerful email delivery platform, featuring a user-friendly SMTP service and Email API. It specializes in supporting transactional emails with advanced features like delivery tracking, as well as detailed open and click monitoring.

Yesmail - Yesmail provides email marketing solutions that integrate mobile, web, and social channels for marketers.

Postmark Express - What happens to your emails after you hit the "send" button?

MasterBase - On demand Email Marketing software

Warmup Inbox - Warmup Inbox is a tool that automates the process of warming up your email inboxes, raising your sender reputation and inbox health automatically.