
Description: Spark Mail is a modern and user-friendly email client designed for productivity and collaboration. Developed by Readdle, Spark offers intelligent email management features, a unified inbox, smart notifications, and collaborative tools. It is available on multiple platforms, providing a seamless email experience for individuals and teams.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Gusto Email is an email marketing software designed for small businesses. It allows users to easily create email campaigns, build email lists, track analytics, and manage contacts. Key features include drag-and-drop email builders, A/B testing, automation workflows, and integrations with CRMs and other tools.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API