Stencyl

About Stencyl: Stencyl isn't your average game creation software; it's a gorgeous, intuitive toolset that accelerates your workflow and then gets out of the way. We take care of the essentials, so you can focus on what's important - making your game yours. 

Publish Everywhere:
With extensive platform support, you can rest assured that all players will have access to your game. Today, Stencyl supports: 
Design For:
iOS (iPhone/iPad)
Android
Flash
Windows
Mac

Linux