AppActivity.java
public static void openUrl(String url)
{Uri uri = Uri.parse(url);
Intent it = new Intent(Intent.ACTION_VIEW,uri);
instance.getContext().startActivity(it);
// sContext
}
//ios
NSString *url = [NSString stringWithFormat:@"%@", urlStr];
[[UIApplication sharedApplication] openURL :[NSURL URLWithString:url]];
}