
Description: Appcircle is a mobile app testing platform that allows developers to test their apps on thousands of real devices in the cloud. It supports manual and automated testing and provides debugging tools to identify issues.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Visual Studio App Center is a service that brings together mobile app development, testing, distribution and analytics into one solution. It allows developers to automate continuous integration and delivery pipelines to build, test and monitor apps. Key features include distributing beta and production app releases, collecting crash reports and usage data, and running automated UI tests on real devices.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API