
Description: Boomerang Mail is an email productivity plugin and service that allows users to schedule emails to be sent at a later time or date. It also offers features like email reminders, templates, and read receipts.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: SendRecurring is an email marketing software that allows users to easily create and send recurring email newsletters. It has templates, automation tools, and analytics to help marketers engage their audience.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API