Google is officially retiring the 2013 Nest Protect smart smoke and CO2 alarm ... the Google Home app. In other words, if you have multiple Nest Protects throughout your house and one of them ...

Sound Detection, which requires a Nest Aware subscription, alerts smart home owners when their smart speakers detect a smoke ...

The First Alert Smart Smoke & CO Alarm works with both Google Home and First Alert apps ... If it's something that goes in your house, chances are Beth knows about it and has the latest reviews ...

The alarm is compatible with both the First Alert app and the Google Home app. When it arrives ... so you can use them interchangeably in your house if you want. However, the Nest Protect line ...