
Description: Click2Mail is an email marketing and automation platform that allows users to easily create and send email newsletters, announcements, promotions and more. It includes a drag-and-drop email builder, automation workflows, signup forms and integrations with CRMs and payment systems.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Mail A Letter is a simple software that allows users to write physical letters from their computer and have them printed and mailed via postal service. It has a clean interface for composing letters, inserting addresses, selecting stationary and stamps.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API