Performance tips for Cocos2d for iPhone - All-Seeing Interactive. Thursday 25 March 2010 Cocos2d for iPhone is a wonderful open source framework that makes it easy to draw 2D graphics with OpenGL ES.
It allows to you unlock the power of the graphics hardware in iPhone OS devices, without having to deal with all the details of working with GL. Performance Difference between visible = no and removeChild. FPS on bottom right ?