What are some alternatives?
Kongregate - Kongregate has free games that you can play online. Choose from thousands of free flash games.
Firebase - Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.
Newgrounds - A community of artists, game developers, musicians, voice actors and writers who create and share some of the best stuff on the web!
Android Studio - Android development environment based on IntelliJ IDEA
Heroic Labs Managed Cloud - Grow and scale your games effortlessly with Nakama.
Xcode - Xcode 4 is the new version of 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.