Developer's DescriptionBy Kengo YanagiharaYou will be able to be switched ON / OFF to quickly and easily, "Mobile network" that controls the menu "Settings" would normally.You will be able to be switched ON / OFF to quickly and easily, "Mobile network" that controls the menu "Settings" would normally.Can be switched ON / OFF from the following two places.1.Widget2.Button in the notification areaBy using this app, is usually to use a mobile network only when needed, use the Wi-Fi, you can save a packet charge.And you can make the battery last longer.