YES. As long as you are using the same De'Longhi Comfort user account, you can switch between smartphones/tablets to control your dehumidifier. Follow the below steps:

• Download and open the De'Longhi Comfort APP from the other smartphone/tablet.
• Log into the APP with the same user account you used for the previous smartphone/tablet.
• In the DEVICES page you can see the dehumidifier you configured from the first smartphone/tablet.
• Tap on the appliance name section to control its functions remotely.