Wi-Fi 7 Day Smart Programmable Thermostat, Works with Amazon Alexa, SmartThings, Google Home, IFTTT for $74.99 at Amazon.
Item model number RTH6580WF1001/W1
Lowest price ever from Amazon according to CCC, although it shows at $1.62 ( ) once upon a time from a 3rd party.
Solid reviews.
It’s not a Nest or Ecobee for you fanboys, but hey.