For 2D, I'd recommend the HTML5-based Phaser: https://github.com/photonstorm/phaser https://github.com/photonstorm/phaser Wrap it with Cordova to support iOS,

For 2D, I'd recommend the HTML5-based Phaser: https://github.com/photonstorm/phaser https://github.com/photonstorm/phaser Wrap it with Cordova to support iOS, Android, and many other platforms, as well as a free web client.