
Description: Mailbox for Zoho is an email client that integrates with the Zoho productivity suite. It allows users to manage multiple email accounts, calendars and contacts from within Zoho. Key features include email organization, scheduling, notifications and integration with other Zoho apps.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

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: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API