
Description: Kingmailer is an email marketing and automation platform designed for small businesses. It allows you to create, send, and track email campaigns, build automated email workflows, manage contacts and subscriber lists, and integrate with other popular services.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Campaign Monitor is an email marketing platform that allows users to create, send, and track email campaigns. It offers drag-and-drop email builders, A/B testing, automation workflows, and integrations with CRMs and e-commerce platforms.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API