GAMECENTER

Game Center offers a centralized game service that connects players to each other. Game Center implements many different features:

Achievements provide the ability to track a player’s accomplishments in your game.

Leaderboards allow your game to store and fetch player scores from Game Center.

Challenges allow a player to challenge other players to complete an achievement or to beat a leaderboard score.

Users datas will be used in order to run Game Center capability.