
Description: APKGrabber.com is a free online tool that allows you to download APK files from the Google Play Store without needing an Android device. It retrieves APK files that you can then sideload onto Android devices.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Aurora Droid is a free and open-source Twitter client that is popular with Android users due to its clean interface and advanced features like tweet filters.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API