No, the Home + Control application (iOS and Android) is completely free.Similarly, all related services and features are free and do not require any subscription.However, an Internet connection and Wi-Fi via your Internet router is required.
Open the hamburger menu, select “My Account” and then “Partner apps”: selecting your vocal assistant, you will be redirected to the right app where you will have to associate the skill “Legrand-Netatmo-Bticino”
Smart notification is a push notification you can get on your phone when any of the following 4 events arrive: a specific device has been on or off for a given duration, a specific device reaches a threshold of power consumption for a given time, a specific roller shutter is moved UP or DOWN.
Installer manages your system by another app dedicated to configuration and start up (Home + Project). If you don't invite him at your house by the App Home + Control, he can't manage anything.