Link Up Riddle Publisher: Xiaoyan Li Genre: Entertainment Released: 8 Mar, 2017 Size: 18.7 MB Price: FREE! Click here to request a review of this app App Store Info Description It is a very fun casual game,also is a very challenging game. Try to link up the same balls where locate at the same straight line. Not only it can bring you lots of fun but it could train your reactivity ability. Screenshots Screenshot 1 of 8