MailChimp - MailChimp is the best way to design, send, and share email newsletters.
Pingdom - With website monitoring from Pingdom you will be the first to know when your website is down. No installation required. 30-day free trial.
Elastic Email - Elastic Email is an all-in-one email delivery platform for both marketing and transactional email.
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
Zoho Campaigns - Smart email marketing software that helps you reach your target audiences, engage in a personalized way, and grow your brand presence.
Better Uptime - We call you when your website goes down