What you'll need to use tado°
You will need a smartphone as well as the following equipment:
A central heating system
A gas boiler in full working order
Internet access and a router with an Ethernet port connection
A smartphone (iOS 7.1, Android 4.0.3, Windows Phone 10 or above)
The tado° app itself can be downloaded from the App Store (iOS) or play store (Android) and all future app updates are free. Just register the app using the details provided by tado° when you sign up.