Help the running Robot to go through this challenge by flipping Gravity.
Tap on the screen to change gravity from top to bottom, to keep the robot running,
a fun addictive game for everyone, along with playing music that you can stop anytime.
both your score and high score are shown at the End
Enjoy the game!
Last updated on 2015年11月25日
此版本包含小幅错误修复和常规改进。请更新至最新版本，以获得更佳体验。
