[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"https://itunes.apple.com/us/app/spotify-music/id324684580?mt=8&at=1000lwyp"]];


        UIApplication *application = [UIApplication sharedApplication];
        NSURL *URL = [NSURL URLWithString:@"https://itunes.apple.com/us/app/spotify-music/id324684580?mt=8&at=1000lwyp"];
        [application openURL:URL options:@{} completionHandler:^(BOOL success) {
            if (success) {
                NSLog(@"Opened url");
            }
        }];