At CES 2023, the trusted home security company ADT announced a new app, ADT+, that makes it easy for customers to install and manage their own systems, including support for Nest Cams and Thermostats.

Hand holds a phone with the Nest app next to a Nest thermostat on a screen indicating HVAC running time - oasisamuel/Shutterstock For many homeowners, smart thermostats are worth the hype, as they let ...