HD OS11 PhoneX Dialer and Call Screen is a cool full HD phone X i call screen Caller ID, i dialer screen as similar to OS11 now in your android smart phones. Download HD Phone X i Call Screen OS11 Dialer app and enjoy the unlimited free HD icall screen Phone X 5, 5s, SE, 6, 6s, 6splus 7, and 7plus 8 and 8Plus UI wallpaper background Design calling features theme.!