Cheap LG US740 Apex Android Smart Phone. The LG US740 Apex features the Android 2.1 mobile OS. It also features a 3.2″ touchscreen display with tactile feedback. It features a slide-out QWERTY keyboard as well as a 3MP camera with flash. The LG US740 supports HTML browsing although it does not offer WiFi support. Cheap LG Apex is available at US Cellular but requires a two-year service plan.