This app requires ROOT so please don't install if your device is not rooted or if you don't know what a rooted device is. MultiWindow Commander has one specific function - it allows you to easily ADD more multi window or pen window or popup window apps to your Samsung Galaxy device. It is the only multiwindow manager or multiwindow apps manager that works on Samsung's new roms based on android 5. 0 Lollipop. Supported devices include: Galaxy Note 5Galaxy S6 Edge+Galaxy S6Galaxy S6 EdgeGalaxy Note 4Galaxy Note EdgeGalaxy Note 3, 2 & 1Galaxy S5, S4, S3Galaxy AlphaMay also support most Galaxy phones and tablets that has multiwindow, pen window or popup view feature. Works on Samsung's android Kitkat and Lollipop ROMs.