Twilio SendGrid's cloud-based email infrastructure relieves businesses of the cost and complexity of maintaining custom email systems. Twilio SendGrid provides reliable delivery, scalability & real-time analytics along with flexible API's.
Recognized as the leader in the marketing and sales automation for small businesses, ActiveCampaign helps over 70k growing businesses meaningfully connect and engage with their customers with personalized, intelligence-driven messages.
Campaign Monitor makes it easy to attract new subscribers, send them beautiful email newsletters and see stunning reports on the results.
It is the first ECRM–an Ecommerce CRM designed for building personal and profitable relationships with your customers at scale. It uses customer insight, data, and smarter email marketing automation at scale. With the best customer experience, your brand will never blend in.
Mandrill is a new way for apps to send transactional email. It runs on the delivery infrastructure that powers MailChimp.