Mailjet is a powerful email service provider that enables you to send, deliver and track transactional and marketing emails all from one single account. With Mailjet, Marketers and Developers can send and track emails via API, User Interface or SMTP Relay.

ZeroBounce is an email validation and deliverability platform that helps companies reach the inbox. Over 200,000 businesses reach their audience while protecting their data with military-grade security. Leverage a 98% accurate email validator, in-depth email scoring, and inbox delivery testing tools to improve your open rates and eliminate your email bounces.

Constant Contact is an email marketing platform, used by more than 500,000 small businesses to build and deliver email campaigns to their customers. You can design, send and track emails with a simple set of tools and easy to use interface.

Elastic Email is an all-in-one email delivery platform. We offer an SMTP Relay, robust HTTP API, and a User Interface that has a complete suite of tools and features for managing contacts, templates, campaigns, and reports.

Campaign Monitor is a self-service marketing and email automation platform that drives business through powerful personalization, customer journey tools, and e-commerce options. With Campaign Monitor, marketers can create, send, manage, and track branded emails for themselves and their clients with ease.

Gmass is an email marketing plugin for Gmail. Gmass.co offers a great Gmail add-on, however the experience may lack of simplicity and the price is overall quite expensive. A Gmass footer is included by default in the free version of Gmass, which may denature your email campaigns.

Pathfinder helps eCommerce merchants to automate their email marketing. Unlike any other product on the market, Pathfinder doesn't use pre-built flows. Instead, it builds every single campaign based on the needs of the merchants. Have a quick chat with the Pathfinder bot and then watch Pathfinder build the campaigns, write the emails (make edits if you like), create the discount codes, and more.

With DirectIQ's rich features and intuitive user interface, you can easily load email contacts, pick a template, and send out email campaigns in just a matter of minutes.

MailerLite is an email marketing software designed to help people of all skill levels create professional and personalized marketing campaigns that keep them engaged with their audience. Their tools include an intuitive drag& drop editor, landing page builder, pop-ups, automations, templates, campaign reports, integrations, and more. All your work is supported 24/7 by their exceptional customer support.

Big Mailer is an email marketing platform powered by Amazon SES. Big Mailer allows anyone with large email lists to manage emails more effectively, and reduce organizational overhead and cost. Marketers can build custom customer segments in seconds and business can leverage Amazon's superior infrastructure without added cost of maintenance