
Description: Simple Calendar is a free and open source calendar app for Android. It has a clean interface for viewing and managing events, supports calendar sync, custom reminders, and an optional weather widget. Simple Calendar is lightweight, customizable, and respects user privacy.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Polar Liquoo is a vector graphics editor for digital painting and creating illustrations. It has a streamlined interface and intuitive tools for drawing, painting, and image manipulation.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API