Symbiotic Studios

 NSString* shareString = [NSString stringWithFormat:@"I just scored %i in Color Fall! Think you can beat me?", newScore];

    UIActivityViewController *activityViewController =

    [[UIActivityViewController alloc] initWithActivityItems:@[shareString]

                                      applicationActivities:nil];

    UIViewController* vc = self.view.window.rootViewController;

    [vc presentViewController:activityViewController animated:YES completion:nil];