There is no conceivable reason for an app that controls your internal home appicants to require online authentication, ever. I just open the app after a few weeks to adjust the summer schedule for my heater, and this thing doesn't allow me to do that without signing in. Why the F do I need to sign in to adjust something so simple. Why the F am I even logged out to begin with? There is no good reason for an app that controls your internal home applicants to require online authentication, period