Switch Up is described as 'How many times can you Switch Up?'. There are more than 10 games similar to Switch Up for a variety of platforms, including iPhone, Android, iPad, Apple Watch and Android Tablet. The best alternative is Pong Quest. It's not free, so if you're looking for a free alternative, you could try Cube Slam or Delta Loop. Other Switch Up like games are Ping Pong Madness (Free), WimblePong Tennis (Free), Classic Pong G (Free) and Pöng (Paid).
WimblePong is a tennis match simulator in Retro form using Pro Tennis Scoring system. Give it ago against CPU or second player! Free Game with cute retro Wimble characters. Experience the combination of a grass Tennis court and Arcade Ping Pong.