Amazon Smart Thermostat

Affordable Supports Alexa voice commands Reports energy usage

Does not work with Google Assistant, HomeKit, or IFTTT Lacks remote sensors

The very affordable Amazon Smart Thermostat lets you control your heating and cooling system from your phone or via Alexa voice commands.

The cheapest smart thermostat you can buy Hunches controls your climate intelligently Works with Alexa voice control Clean, modern design Comes with a faceplate

Limited control over Hunches Switching to Away seems slow No native temperature sensors App experience needs some work No Google, HomeKit, or SmartThings support

The Amazon thermostat only works with Alexa. And while the coming smart home standard Matter — which promises interoperability between ecosystems — may change that, Amazon has not confirmed that this device will be upgraded to support Matter.