If you're searching for an affordable smart thermostat to control your home's heating and cooling system, the $79.99 Amazon Smart Thermostat is a solid option that also happens to be the least ...

The Amazon Smart Thermostat is our favorite overall smart thermostat. It's affordable, easy to install and simple to use in the Alexa app -- or with Alexa voice commands. That said, the Ecobee3 Lite ...