Charlie Charlie Simulator 4D is a free Android game developed by KenoxApps that combines the popular "Charlie Charlie" game with the terrifying legend of "Slenderman." The game requires nothing but your phone and your bravery to ask questions and wait for Charlie's chilling answers. The simulation game is set in 4D, which means that you can move your phone around the room to ask questions and discover what answer it gives Charlie.

The game is easy to play and requires no special skills. All you need to do is to invoke the spirit named "Charlie" by using a pair of pencils or pens, paper, and your phone. Once you have summoned Charlie, you can ask him any question you want, and he will respond with a simple "yes" or "no." But be warned, Slenderman might just make an appearance and add to the spine-chilling atmosphere of the game.

Overall, Charlie Charlie Simulator 4D is a fun and exciting game for those who enjoy simulation games and are brave enough to face the spine-chilling challenge of fusing the popular "Charlie Charlie" game with the terrifying legend of "Slenderman."