
Description: MIT App Inventor is a visual programming tool that allows anyone to build fully functional apps for Android devices. It uses a building blocks interface that enables dragging, dropping and configuring app components without writing code.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Appery.io is a cloud-based mobile app development platform that allows you to quickly build cross-platform native and web apps using drag-and-drop visual development and JavaScript code components. It supports iOS, Android, Windows Phone, and web apps.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API