The best replacement for cocos2d is corona.

The best alternatives to cocos2d are rated as following:
★★★★★  corona
★★★★★  unity
★★★  libgdx
★★  opengl
★★  cocos2dx
★★  spritekit
★★  corona sdk
★★  box2d
★★  kobold2d
★★  pygame
★★  opengl es
★★  sparrow
★★  gamesalad
★★  andengine
★  game maker
★  sprite kit
★  cocos2d-x
★  uikit
★  marmalade
  monogame
  construct 2
  starling
  core animation

Your alternative for cocos2d is not listed? Suggest!
Speaking about cocos2d, one probably shouldn't forget about box2d.

Other search terms related to cocos2d and their ratings are:
★★★★★ box2d
★★★★ uikit
★★★ arc
★★★ chipmunk
★ interface builder
You have in mind a companion for cocos2d and it is not yet here? Propose!



Google Trends

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cocos2d
corona
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