Best Wi Fi Thermostat Controllers in 2026

Save up to 23% annually on heating and cooling costs (compared to a hold of 72°F)

Control from anywhere using your Android or iOS device

Add SmartSensor to manage hot or cold spots and deliver enhanced comfort to the rooms that matter most

COMFORT COMES IN YOUR COLOR. Personalize your Wi-Fi Smart Color Programmable Thermostat to fit your décor. The Honeywell Wi-Fi Smart Thermostat does have an auto changeover feature in which the thermostat automatically selects heating or cooling depending on the indoor temperature. Heat and cool settings must be at least 3 degrees apart. The thermostat will automatically adjust settings to maintain this 3-degree separation.

SAVE ENERGY AND GET REWARDED by checking with your energy provider about available rebates. Plus, eligible customers can enroll in their local Utility's "DEMAND RESPONSE PROGRAM" which can reward you for allowing the utility to slightly adjust your AC or furnace temperature settings when there is high energy demand.

YOUR SCHEDULE. YOUR WAY. Flexible programming options for your schedule or utility company’s peak rate pricing.

ENERGY STAR certified smart thermostat for home that helps you save energy and stay comfortable.Product note: You can also check your system’s compatibility before purchasing a Nest thermostat with our online Nest Compatibility Checker on the Google Nest support page

The Nest Thermostat is designed to work without a C wire in most homes, but for some systems, including heating only, cooling only, zone controlled, and heat pump systems, you’ll need a C wire or other compatible power accessory. Lock feature: No

Nest Thermostat turns itself down when you leave, so you don’t waste energy heating or cooling an empty home; easily program an energy efficient schedule in the Google home app on your Android or iPhone

Save up to 26%*per year on heating and cooling costs. ENERGY STARcertified. Included SmartSensor (50 dollar value) adjusts the temperature in the rooms that matter most to reduce hot or cold spots to keep you comfortable.*Compared to a hold of 72°F/22°C..Power consumption : Up to 3.5 VA. Operating Temperature Range : 32° to 130°F (0° to 55°C).

Included SmartSensor keeps you comfortable where you are, not just where your thermostat is. Simply place SmartSensor in the bedroom, office, or child’s room for total comfort and control.

Control from anywhere with your iOS or Android device

Smart floor and air sensor modes and intuitive 7-day programable schedule automatically adjusts heat to ensure flooring is at desired temperature when requested.

Enable the away feature to ensure the system is not active when you are out and utilize the calendar to recognize daylight savings time .

Works with both 120 and 240 voltage with GFCI for safety, contains built-in 15 amp relay control, and energy use monitor for tracking operation hours.

WE'VE IMPROVED THE TEMP CONTROLLER: This is NOT a humidity controller! Simplified operation, larger power, wider control range, standard U.S. outlet, enhanced waterproof sensor probe. Get the new version right now. NO WIFI connection!

HEATING OR REFRIGERATION WORKING MODE: Switch between heating mode and refrigeration mode according to the settings and device you plug into the controller. NO wifi connection!

MAX LOAD: Rated for 10A,1100W at 110V. Outlet not compatible with 2 hot lines 220V plug (Celsius or Fahrenheit Read-out).

CONTROL YOUR AIR CONDITIONER: Cielo Breez Plus Smart AC controller works with mini split, portable and Window ACs that have an IR remote control. It connects to the Wi-Fi router and lets you control your air conditioners with smartphone, Amazon Alexa or the Google Home. Comes with all required accessories including the wall plate and even a free table stand if you prefer to place it on a desk or table. It helps you create zones for efficient heating or cooling.

iOS, Android, Web, Alexa or Google Home - CHOICE IS YOURS: Control your ACs, setup weekly schedules as per your lifestyle and configure location-based controls for automated operation and energy savings. Cielo Breez Plus saves you up to 25% on your AC's energy bills. It enhances your lifestyle, comfort and convenience. Cielo Apps come with complete timeline of actions meaning you always get to know the latest. Complete timeline of air conditioning actions is available to you from anywhere.

GO GLOBAL OR REMAIN LOCAL - CHOICE IS YOURS (FIRST OF ITS KIND): Initially register the device using your Wi-Fi, afterwards you can also control your connected AC even without Wi-Fi. On device local controls ensure that you can locally control all the functions of your connected AC even without Wi-Fi. Power ON/OFF, fan speed, swing position, modes of operation and much more. You still have the option to control your AC from anywhere by keeping your device connected to the Wi-Fi.

Save up to 26% per year on heating and cooling costs. ENERGY STAR certified. Automatically adjusts the temperature when you’re away to never heat or cool an empty home. Compared to a hold of 72°F.Temperature range : Desired Temperature: 45° to 92°F (7° to 33°C), Display: 40° to 100°F (5° to 37°C), Sensitivity: +/− 1°F (+/− 0.5°C), Operating: 14° to 122°F (-10° to 50°C).

Enjoy comfort without compromise. Smart Thermostat Enhanced preheats or precools your home before you arrive, so it’s the perfect temperature the moment you walk in. Automatically adjusts to your desired temperature when you’re home or sleeping to keep you comfortable day and night. Adjusts the temperature to account for humidity so your home always feels like the temperature you’ve set.

Easy to install and use every day, ecobee Smart Thermostat Enhanced comes with everything you need for installation. Most people install it themselves in about 45 minutes or less. Use your smart home platform and the ecobee app to control your thermostat from anywhere with your smartphone, tablet, or Apple Watch.

【Relay output, easy to use】 Plug-and-play design, just plug the device into this thermostat plug outlet and set parameters, it will work as programmed. Power supply: 120V±15% AC; Output:Max 15A/120V.

【Easy to program】 Just set start temperature and stop temperature, this plug in thermostat will work in heating or cooling mode. Temperature control range:-40℉~248℉(-40℃~120℃), temperature control accuracy: ±1%. Celsius and Fahrenheit can be converted. This digital temeprature controller also supports temperature calibration if needed.

【Timing function】 F01 Cycle Timer mode; F02 Countdown ON mode, F03 Countdown OFF mode, F04 Countdown ON and Countdown OFF mode. You can choose F01 mode to control the device to work in cycles, or choose F02~F04 modes to countdown to turn on or turn off the device. Set range: 0~99 hours 59 minutes. Please note that temperature control function and timing function cannot be used at the same time.

90 Square Feet Heating Mat, 20 Inches Wide x 54.2 Feet Long,Includes Required GFCI 7 Day Programmable Thermostat - 120VAC

Highest Quality USA Heating Cable Designed for Longevity by an over 25 Year USA Manufacturer

Order a system ~15% SMALLER than the measured area you wish you heat. EXAMPLE: The Heated area is 39 sqft – order 35 or 30 sqft system. The Heatwave system CANNOT be cut or shortened.

High use of the scheduling feature of the T5 thermostat saved customers between 8 and 16% on heating and cooling bills. Dollar savings range based on nationwide average annual single-family detached home's heat and cooling bills; actual savings varies based on consumption.

Save Energy and Get Rewarded. Check with your energy provider about available energy savings rebates to save on your purchase. Plus, eligible customers can enroll in their local Utility's "DEMAND RESPONSE PROGRAM" which can reward you for allowing the utility to slightly adjust your AC or furnace temperature settings when there is high energy demand.

7-Day Flexible Scheduling or Location Based Temperature Control. It’s your choice. 7-day scheduling programs your thermostat. Geofence technology helps make you comfortable by using your smartphone’s location to know when you’re away and when you return.

Genuine Aprilaire programmable Wi-Fi thermostat

Remote monitor and control capabilities with the Aprilaire Wi-Fi thermostat app on iOS and android

Programmable full color touch-screen display

4.3" Diagonal color touchscreen

Up to 5 Heat Stages/2 Cool Stages

For use with Conventional 24v Heat/Cool and Dual fuel systems

Air connections two (supply and output)

Dials range 55 to 85°f

Sensitivity adjustable from 0.75 to 4.0 psig/°f (9 to 50 kpa/°c)

A SMART THERMOSTAT IN EVERY ROOM: The Flair Puck is a temperature controller for Flair Smart Vents or Mini Splits, bringing precise airflow & intelligent control for heating/cooling your smart home.

HAVE A CENTRAL HVAC SYSTEM? Use the Puck to control Flair vents for room-by-room temperature control. Fix a single room that overheats or overcools, or balance temperatures for multiple rooms.

HAVE A MINI SPLIT? Bring Smart WiFi control to 200+ brands. Featuring Room Sense technology for accurate temperature control, and Smart Away that turns off your ac unit when you leave.