"Judge" is an iPhone application developed by hap Inc. that simulates the experience of being a baseball umpire. With this app, users can immerse themselves in the role of a judge, making crucial decisions during baseball games. The program offers a realistic umpiring experience, challenging players to demonstrate their judgment skills accurately.

Players can test their ability to make quick and accurate calls, enhancing their understanding of the sport's rules and regulations. "Judge" provides a unique opportunity for users to experience the pressure and precision required in umpiring baseball games, making it an engaging choice for baseball enthusiasts looking to test their decision-making abilities.