Drip Scripts - Create automated email sequences in 60 seconds
MailClark - The Slack bot for external communications
Polymail Sequences - Simple, powerful multi-stage email campaigns
Mailjet - All-in-one email service provider that provides maximum insight and deliverability results for both marketing and transactional emails.
Everlytic - Send out bulk communication and manage your database from day one. Then let us guide you, step-by-step, to maximize your messaging and increase sales with personalization and automation.
Thunder Mail - Cheap and simple transactional emails API with Amazon SES