How much does the app for controlling brennenstuhl®Connect WiFi products cost? Are there any monthly costs for its use? December 05, 2022 09:56 Updated The app is completely free for you and there are no monthly costs or basic fees for you! Related articles With which smartphones can I use the brennenstuhl®Connect app? Can the WiFi products be switched without an Internet connection? Do the brennenstuhl®Connect products offer timer functions? My set timers still work, but are no longer displayed! Where can I buy brennenstuhl®Connect WiFi products?