If the player is a 9x generation, you will surely know the popularity of the once-famous game called Audition. This game soon became one of the most popular games of its time and has become a monument to this day. And if you want to relive childhood memories, come to the game AU2 Mobile. This game is considered as an unofficial version but still gives players a lot of great experiences. From the feature for counting gameplay, all are not inferior to the original version of the game.