This is Ultimate Tennis Coins, Gold generator. Comparable apps are: Li-Ning Dive Smash 15 (by MEDIASOFT AMUSEMENT), Tennis (by Giraffe Games Limited), Table Tennis Champ (by Giraffe Games Limited), Digital Table Tennis 3D (by Clapfoot Inc.), Cross Court Tennis 2 (by Refined Games, Inc.), Tennis 3D (by Giraffe Games Limited), Stick Tennis (by Stick