Mailivery - Reach the Inbox, not the spam folder.
Workday - Workday is an on‑demand financial management and human capital management software solution.
Sidemail - The simplest way to send transactional emails. Sidemail makes sending transactional emails trivial, it's perfect for side projects, MVPs or the next big thing.
UltiPro - UltiPro is another HR application available to use on multiple platforms such as Android and iOS etc.
Postal - Open source mail delivery platform, alternative to Mailgun or Sendgrid
Paycom - Paycom is a Human Capital Management system that helps companies manage the complete employment life cycle, from recruitment to retirement.