Users can register their profile name in the app starting today, as well as choose from over 40 avatar images and the change will be worldwide next week. Users no longer have to use their real names on the games service and game ame activity can be set to public or private. On the Official Android Blog, the company announced already that users will no longer need to sign-in for every game but once for all, for the entire account. Customized avatars will be allowed in the future, expecting contribution of developers. Google Play was launched on March 6, 2012, with the merger of Android Market, Google Music, and Google eBookstore. Google has delivered free apps in 190 countries up to date.