Will the Moen Flo Shutoff System work while my smartphone is off?

This article contains information relevant to the Moen Flo App, which was formerly known as the Moen Smart Water Network app, Moen Smart Water app, Moen app, and Flo by Moen app.

Yes, the Moen Flo Shutoff System works even when your smartphone is turned off. Functions like turning on or off the water supply remotely require you to be logged into the app.