Best App Household Thermostats 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

EDITORS CHOICE BEST OVERALL SMART THERMOSTAT by USA Today’s reviewed.com.SMART MAINTENANCE: Sensi can help monitor the performance and efficiency of your HVAC system by delivering important usage notifications, alerts about your equipment, and maintenance reminders like filter replacementBACKED BY HVAC EXPERTISE: More than 100 years of experience with HVAC systems went into the development of SensiSMART HOME COMPATIBLE: Sensi easily integrates with popular smart home platforms including Amazon Alexa, Apple HomeKit, Google Assistant and Samsung SmartThings

SAVE ABOUT 23% ON HVAC ENERGY*: By adjusting the temperature using flexible scheduling, remote access, and geofencing, Sensi customers saved about 23% on HVAC energy usage

MOST INSTALL IN 30 MINUTES OR LESS**: Use the built-in level, illuminated easy-click terminals and step-by-step app instructions for a quick installation. Skip any extra work painting or patching the wall thanks to the standard thermostat size.

PRIVACY PROTECTION*: Sensi won’t sell your personal information to third parties

SAVE ABOUT 23% ON HVAC ENERGY*: The ENERGY STAR-certified Sensi smart thermostat can help you save energy with features like flexible scheduling, remote access, and usage reports

EASY DIY INSTALLATION: Use the built-in level and step-by-step app instructions for a quick installation. Works with HVAC equipment found in most homes. Common wire (c-wire) is not required in most applications

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

【 Before purchasing, please check whether the wiring port matches your device 】 Suuwer S701 Nonprogrammable Electronic Thermostats, Single Stage 1 Heating and 1 Cooling

For use with Central Gas, Oil, or Electric Furnaces Systems（ compatible with 85% of systems ）

Dual Powered by 24VAC Power or 2 AAA Batteries, C-wire is not required. （Shell color; off-white ）

✅【Non-Programmable Thermostat】Non-programmable electronic thermostat, single stage, 1 heating and 1 cooling, electric or gas/oil configurable.

✅【Single Stage 1 Heat/1 Cool】Work with single stage heating, cooling and heat pump (without aux) systems. Does not work with multi-stage systems or 120/240V electric baseboard. Not suitable for RV's.

✅【Large Digital LCD Display】Easy-to-read digital 4.5 sq. in. display with large characters and white backlight. Big separate buttons for easy setting.

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.

Separate weekday and weekend programming

Exclusive Lux speed dial

4 periods per day

Warm All Year Round - Stay cozy throughout the cold season! Our home thermostat lets you switch on the heater at the push of a button. It works with central gas, oil, or electric furnace systems.

Keep Your Cool - Stay cool and comfortable during the summer months! This digital thermostat for home works with cool-only systems. It also features a fan switch with an on and auto function.

Easy to Use - No need for complicated programming. Switch easily between modes through the intuitive controller. It gives precise temperature control at +/- 1 degree in Fahrenheit or Celsius.

Large 3 sq. In. Display with bright blue backlight, adjustable temperature limits, hardwire or battery powered, permanent memory retains settings

Separate O & B terminals, compressor short cycle protection, adjustable temperature differential

Low battery indication, ESD guard electronic circuitry, front access reset button; F˚/C˚ switch

MULTI-SPEED - Simply plug into a standard outlet and set a temperature the two speed settings and dual blade operation keep air flow at the perfect rate

OPTIMAL AIRFLOW - Programmable thermostat lets you maintain the set temperature and keeps air flow at a comfortable level

DESIGNED TO FIT - Fits into most double-hung and slider type windows. Expandable side panels and adjustable extender help secure fan into larger windows

Works with Alexa for voice control (Alexa device sold separately).

Your ecobee3 lite powers on through the C and Rc terminal. Be sure to insert your R/Rc/Rh wire in the Rc terminal of your ecobee3 lite thermostat.

Fast, easy installation - install your ecobee in 30 minutes or less. The step-by-step guide on our mobile app and free expert support make it easy.Smarter comfort - your ecobee understands your local weather, schedule and desired comfort settings, to ensure your home is at the right temperature at the right time

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.

Save Energy: With customizable routines that conserve energy when you’re away and daily energy reports, you can create a greener home and reduce your energy costs.

Room-to-Room Comfort: Connect up to 16 Levoit sensors (sold separately) to the smart thermostat, helping you to monitor each room and pick the most comfortable temperature for you.

24/7 Scheduling: Customize routines that will automatically adjust the temperature for you without the need for manual changes.

【NEW INTERNET CONNECTION WITH HIGH-END CHIP】.Have the most stable connection cause it has the high-end chip.

【REMOTE CONTROL WITH VARIOUS DEVICES】. Compatible with Amazon Alexa , Google assistant , also you can control from your phone or laptop with smart Vine thermostat App and Smart Life App. We also provide instruction video to guide user to set up.

【EASY INSTALLATION,QUICK SETTING,EASY OPERATION】. C Wire-Required. Most customers can finish the installation within 30 minutes and be familiar with the operation within 20 minutes, and it’s easy- maintain cause there is no battery require, so no need to change the battery by month.

a simple heat and cool cycle thermostat, for use with central gas, oil, or electric furnaces.

Non programmable digital thermostat, single stage 1 heating and 1 cooling.

Dual powered by 24VAC power or 2 AAA batteries, C-wire is not required.

5+2 programmable 5 working days Mon-Fri, 2 weekend days Weekly schedule. Never wake up or come home to a home that isn’t at the perfect temperature again

Big button and large LCD temperature display that can be changed to Fahrenheit or Celsius

Single stage operates on 1 stage Heat and 1 stage Cool and heat pump without aux heat

Adjustable Thermostat: Works on all 115V Ice Eater models. 0-80 degree (Fahrenheit) range. Comes with a 6-foot power cord and special piggyback plug for your Ice Eater unit.

Reliability: Weatherproof line voltage 2 stage thermostat is great for direct control of heaters, fans, air conditioners, ventilation equipment, and more. Clear cover protects from weather and damage. Weatherproof and corrosion-proof with all polycarbonate thermoplastic construction and stainless-steel capillary sensor.

Accuracy: Capillary controlled component gives accurate +/- 2 degrees accuracy.

【Wide compatibility with C-wire adapter/Not supported 2 wire】Suitable for Conventional (2H/2C); Heat Pump (4H/2C); Not support heating only systems(No C-wire)/high voltage systems(120V-240V)

【Saving energy】Saving over 23% energy and create a comfortable environment.

【Free Temperature Sensor】Free temperature sensor, for your better experience.

Cable Length: 726 Feet-Includes 7 Day GFCI Protected Thermostat and Strapping Material

240V mats can be connected to 1 thermostat for up to 239 sqft

Cold Lead: 15 Ft

EASY DIY INSTALLATION: Do it yourself fast with a built-in level and simple step-by-step instructions. Works with the HVAC equipment found in most homes. No common wire (c-wire) required on most systems (only required on heat only and cool only systems)

SAVE ABOUT 23% ON HVAC ENERGY*: ENERGY STAR-certified and packed with features that help you save money, including flexible scheduling, geofencing, remote access and usage reports

PRIVACY PROTECTION*: Sensi won’t sell your personal information to third parties or leverage your thermostat activity data for targeting or advertising purposes

Save energy effortlessly: Degrii Smart Thermostat helps you save energy by providing predictions and tips based on your schedule, and optimizing controls to reduce heating and cooling costs by up to 27% compared to a hold of 72°F. With Degrii's Smart Fencing technology, your thermostat uses your phone's GPS and device location to determine whether you're home or away, automatically adjusting the temperature for maximum energy efficiency and comfort.

Compatible with 95% of HVAC systems: Degrii Smart Thermostat is compatible with 95% of HVAC systems, including conventional forced air, heat pump, radiant boiler, and more. For systems without a C-wire, simply choose the "with C-Wire Adapter" bundle. You can also check your system's compatibility on the Degrii support page.

Easy DIY installation in just 15 minutes: Installing Degrii Smart Thermostat is a breeze with our AI wizard on the Degrii app guiding you step by step. And if you need any assistance, our customer service team is always available to help.

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)

Great for use on fan coils, electric, gas, and PTAC systems

Setback & controlled off safety options

Local, remote & occupancy sensor support

5 year warranty：We provide professional after-sales guarantee service, if our gas fireplace remote control system can't be adapted to your fireplace, please feel free to contact us, we provide 12 hours of extremely fast replacement and refund service. 5 year warranty, any quality problems, we can replace the new product for you for free.Please feel free to purchase.

Convenient design: battery powered RF transmitter and receiver provide wireless remote control for gas fireplace. Due to the limitation of air transportation, you need to purchase (3) AAA and (4) AA batteries separately. You can easily buy them at any store.

Easy to Use：User-friendly On/Off transmitter provides simple controls of a connected fireplace,Ergonomic design, ease of operation and soft-touch finish combine to enhance the comfort, luxury and convenience of any gas fireplace.

Programmable electronic thermostatic baseboard

Wall electric heaters only provides unbeatable temperature sensing accuracy

Eliminating temperature swings triac switching acting provides 100 percent silent operation push button controls

[Practical]Intelligent digital temperature controller is a floor heating system suitable for room temperature control and household temperature control.

[2 Types of Control Ways]Supports app operation, easier for scheduling programs, setting functions, and checking current states by the app. And also support touch control.

[Large LCD Screen]WIFI Smart Thermostat with large LCD screen for easy reading, and it displays indoor temperature, time, week, etc.

🔌HVAC CONTROLLER POWER SUPPLY: 120V to 230VAC

❄️2 or 4-PIPE FAN COIL UNIT (FCU) : Apollo's thermostat is compatible with most universal air conditioner centralized systems that use 2 or 4-pipe fan coil units, providing you with a comfortable and convenient way to control the temperature of your home, office, hotels, restaurants or even mall stores.

⚡ENERGY SAVINGS: Its own AI smart wireless feature will optimize energy savings based on the user's behavior, preferences. household occupancy patterns and even weather patterns. Based on all of these factors, Apollo's Thermostat will reduce the need to heat/cool a room(s) if it is not in use.