Android Studio - Android development environment based on IntelliJ IDEA

Aptoide - Aptoide is a third party replacement for the traditional Google Play Store.

Xcode - Xcode is Apple’s powerful integrated development environment for creating great apps for Mac, iPhone, and iPad. Xcode 4 includes the Xcode IDE, instruments, iOS Simulator, and the latest Mac OS X and iOS SDKs.

Ninite - Ninite is the easiest way to install software.

Zoho Creator - Zoho Creator is a low-code application development platform that helps you build a custom, mobile-ready apps to run your business.

Amazon Appstore - The Amazon Appstore is a place to purchase and download apps for your Android device.