HomeAppsToolsDuo MonoApps like Duo Mono Here are some great alternatives to Duo Mono by Octathorp : Dual Screen Experience Example ★3.4 Screen Off Timeout ★4.3 Shake Screen On Off PRO ★3.7 Screen Off and Lock ★4.0 Turn Off Screen ★3.5 KinScreen: Screen Control ★3.9 One Button Navigation Bar ★4.1 Double Tap ★3.5 SL Screen Off plugin ★3.9 Video screen off: Screen Sleep ★4.0 Gravity Screen - On/Off ★3.9 Keep Screen On ★3.7 Double Tap Off ★3.5 Double Tap Screen Off Launcher ★4.6 Screen Off ★4.2 Sleep Screen ★3.4