ReactionX

来 Google Play 网购吧！购买内容之后，立刻就可以在您的 Android 手机或平板电脑上享用，摆脱一切同步烦恼。

Are you faster, sharper, more perceptive than your fellow Android users? Find out where you rank against them in this game.

This is a simple game of quickly picking the right object based on cues.

The game stores score statistics of played games by other users, and will compare your score to tell you how you rank.