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10 Best Thermostat Controlled By Phone 2026 in the United States

#1

Winner

10.0 score

Google Nest Learning Thermostat (4th gen) + Nest Temperature Sensor (2nd gen) - Obsidian

The Google Nest Learning Thermostat (4th gen) is a smart thermostat designed to make managing your home's heating and cooling easy and energy-efficient through your phone or voice commands. It works with most common heating systems without needing extra wiring, which simplifies installation for many homes. You can control it from the Google Home app or with Alexa, Siri, or Google Assistant, giving flexible options to fit your smart home setup.

Rating
10.0
Chosen by1,390
Compatibility
Connectivity
User Interface

Most important from
2031 reviews

Compatibility
Pairing the thermostat with the Nest Temperature Sensor allows precise temperature control across different rooms.
Connectivity
Integration with voice assistants like Alexa and the Google Home app enables effortless remote control and monitoring.
User Interface
Tracking furnace performance through the app adds an extra layer of home system insight.
Learning Capabilities
It intelligently learns your temperature preferences and automatically adjusts to keep the home comfortable while saving energy.
Energy Reports
Energy savings are noticeable within weeks, thanks to optimized temperature settings based on lifestyle.
Installation
Installation is straightforward and quick, especially when upgrading from a previous Nest model.
#2
9.4 score

ecobee Smart Thermostat Premium with Smart Sensor and Air Quality Monitor - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant

The ecobee New Smart Thermostat Premium stands out with its compatibility with a wide range of HVAC systems and popular smart home platforms like Siri, Alexa, and Google Assistant. It offers excellent connectivity via Wi-Fi and Bluetooth, ensuring you can control your home's temperature from your phone or through voice commands. The user interface is intuitive, featuring a vibrant display that makes it easy to navigate and adjust settings. Learning capabilities are strong, with the included SmartSensor helping to minimize hot and cold spots by adjusting the temperature in specific rooms.

Rating
9.4
Compatibility
User Interface
Learning Capabilities

Most important from
3987 reviews

Compatibility
As a blind user, I appreciate being able to control the thermostat through my iPad and Siri, although initial setup required some assistance.
User Interface
The display and phone app are user-friendly.
Learning Capabilities
Replacing my Nest with the ecobee was totally worth it. The included sensors adjust the temperature based on where you are in the house, making it much more efficient.
Installation
The installation was straightforward with easy-to-follow instructions available on the website.
#3
9.1 score

Google Nest Thermostat - Smart Thermostat for Home - Programmable Wifi Thermostat - Sand

The Google Nest Thermostat is a user-friendly smart thermostat ideal for homeowners who want to control their heating and cooling remotely through their phone. It connects via Wi-Fi and works with both iOS and Android devices through the Google Home app, making it accessible for most users. The thermostat is ENERGY STAR certified, helping reduce energy use by adjusting settings when you leave home, and includes a feature called Savings Finder to suggest ways to save more. It supports voice control with Google Assistant and other smart home platforms, adding convenience for hands-free operation.

Rating
9.1
Compatibility
Connectivity
User Interface

Most important from
28637 reviews

Compatibility
The thermostat lacks compatibility with remote sensors and advanced features found in higher-end models, limiting its adaptability for some homes.
Connectivity
The thermostat offers seamless remote control through the Google Home app, enhancing convenience for managing heating and cooling from anywhere.
User Interface
The device’s touchscreen and clear display make daily operation simple and user-friendly once properly installed.
Energy Reports
Energy-saving features like automatic adjustments and geofencing work well, helping reduce energy consumption without complex programming.
Geofencing
Energy-saving features like automatic adjustments and geofencing work well, helping reduce energy consumption without complex programming.
Installation
Installation can be straightforward if setup instructions are followed meticulously, especially ensuring wires are properly seated to avoid errors.

Top 10 Best Thermostat Controlled By Phone 2026 in the United States

#1

Winner

10.0  score

Google Nest Learning Thermostat (4th gen) + Nest Temperature Sensor (2nd gen) - Obsidian

Compatibility: Works with most common heating systems
Connectivity: Wi-Fi
User Interface: Large bright round display; customizable
Learning Capabilities: Learns schedule; suggests energy-saving changes
Geofencing: Auto switches to energy-saving modes
Installation: Usually no C wire; straightforward

Chosen by 1390 this week

ecobee Smart Thermostat Premium with Smart Sensor and Air Quality Monitor - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant

Compatibility: HVAC systems, Siri, Alexa, Google Assistant
Connectivity: Wi-Fi, Bluetooth
User Interface: Intuitive, vibrant display
Learning Capabilities: SmartSensor, minimizes hot and cold spots
Energy Reports: Detailed energy reports, 26% savings
Geofencing: Adjusts temperature when you leave or return
Installation: Power Extender Kit, quick start guide

Google Nest Thermostat - Smart Thermostat for Home - Programmable Wifi Thermostat - Sand

Compatibility: Works with iOS, Android; limited HVAC
Connectivity: Wi-Fi
User Interface: Touchscreen, LCD display
Learning Capabilities: None, no advanced learning features
Energy Reports: Savings Finder suggests energy savings
Geofencing: Yes
Installation: Mostly easy; some wiring may needed

Amazon Smart Thermostat – Save money and energy - Works with Alexa and Ring - C-wire required

Compatibility: Compatible with most 24V HVAC systems
Connectivity: 2.4 GHz only, 802.11 b/g/n
User Interface: Alexa app, voice control, on-device
Learning Capabilities: Alexa learns and improves over time
Energy Reports: Energy dashboard in the Alexa app
Geofencing: Adjusts thermostat when phone leaves home
Installation: Guided installation in the Alexa app

ecobee Smart Thermostat Essential - Energy Star Certified programmable Wi-Fi Thermostat - Works with Siri, Alexa, and Google Assistant

Compatibility: 85% of HVAC systems, HomeKit, Google, Alexa
Connectivity: Wi-Fi
User Interface: Color touchscreen
Learning Capabilities: Auto-Scheduling, Auto-Away Mode
Energy Reports: Yes
Installation: Straightforward, optional Power Extender Kit

ecobee Smart Thermostat Enhanced - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant - Energy Star Certified - Smart Home

Compatibility: Various HVAC systems, Siri, Alexa, Google
Connectivity: Wi-Fi, dual-band Wi-Fi
User Interface: Intuitive, user-friendly, ecobee app
Learning Capabilities: Adjusts to schedule, pre-heating, pre-cooling
Energy Reports: Provided by the device
Installation: Simplified with kit, includes Power Extender

Honeywell Home RTH9600WF Smart Color Thermostat ENERGY STAR Wi-Fi Programmable Touchscreen Alexa Ready - C-Wire Required

Compatibility: Amazon Alexa, Google Assistant, Microsoft Cortana
Connectivity: App control
User Interface: Customizable color touchscreen
Energy Reports: ENERGY STAR certified, track usage
Installation: C-wire required, not compatible with line voltage

Honeywell Home RTH9585WF1004 Wi-Fi Smart Color Thermostat, 7 Day Programmable, Touch Screen, Energy Star, Alexa Ready, Gray

Compatibility: Gas, oil, electric, hot water, steam
Connectivity: Wi-Fi, Alexa, Google Home
User Interface: Customizable color touchscreen
Energy Reports: Monthly energy reports
Installation: May need professional help if complex

Nest T3016US - Programmable Thermostat

Compatibility: Google Assistant, Amazon Alexa
Connectivity: 2.4GHz, 5GHz Wi-Fi
Learning Capabilities: Auto-Schedule
Energy Reports: Yes
Geofencing: Home/Away Assist
Installation: Tricky for non-DIY

New Honeywell Home X8S WiFi Smart Thermostat with Video Doorbell Compatibility, IAQ Control, and Customizable Touchscreen Display, Black

Compatibility: Supports heat pumps, conventional systems; no electric
Connectivity: Wi-Fi 2.4 and 5 GHz
User Interface: Customizable 5-inch color touchscreen
Learning Capabilities: Smart sensors adjust temperature automatically
Installation: Needs C-wire; free adapter if none
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Buying Guide for the Best Thermostat Controlled By Phone

Choosing a thermostat controlled by your phone can greatly enhance your comfort and energy efficiency at home. These smart thermostats allow you to adjust the temperature remotely, set schedules, and even learn your preferences over time. To find the best thermostat for your needs, consider the following key specifications and how they align with your lifestyle and home setup.
CompatibilityCompatibility refers to whether the thermostat will work with your existing heating and cooling system. This is crucial because not all thermostats are compatible with all HVAC systems. To navigate this, check the specifications of your current system (e.g., gas, electric, oil, heat pump) and ensure the thermostat supports it. If you have a more complex system, like multi-stage heating or cooling, make sure the thermostat can handle that as well. Choose a thermostat that matches your system to avoid installation issues and ensure optimal performance.
ConnectivityConnectivity refers to how the thermostat connects to your phone and other smart devices. This is important because it determines how easily you can control the thermostat remotely. Most smart thermostats use Wi-Fi, but some may also support Bluetooth or other wireless protocols. Look for a thermostat with strong and reliable Wi-Fi connectivity to ensure you can control it from anywhere. If you have a smart home ecosystem (like Google Home, Amazon Alexa, or Apple HomeKit), make sure the thermostat is compatible with it for seamless integration.
User InterfaceThe user interface is how you interact with the thermostat, both on the device itself and through the app on your phone. A good user interface is important for ease of use and convenience. Thermostats with touchscreens and intuitive apps are generally easier to navigate. Consider how tech-savvy you are and whether you prefer a simple, straightforward interface or one with more advanced features and customization options. Choose a thermostat with a user interface that you find easy to use and understand.
Learning CapabilitiesLearning capabilities refer to the thermostat's ability to learn your schedule and preferences over time and adjust the temperature automatically. This feature is important for maximizing comfort and energy savings without constant manual adjustments. Some thermostats can learn your habits within a week and start making adjustments on their own. If you have a predictable routine, a learning thermostat can be very convenient. If your schedule is more irregular, you might prefer a thermostat with more manual control options.
Energy ReportsEnergy reports provide insights into your energy usage and can help you identify ways to save on your utility bills. This feature is important for those who are conscious about energy consumption and want to optimize their heating and cooling. Look for thermostats that offer detailed energy reports and tips for improving efficiency. If you are keen on monitoring and reducing your energy usage, choose a thermostat that provides comprehensive and easy-to-understand energy reports.
GeofencingGeofencing uses your phone's location to determine when you are home or away and adjusts the temperature accordingly. This feature is important for ensuring your home is comfortable when you arrive and saving energy when you are away. Thermostats with geofencing can automatically switch to energy-saving modes when you leave and start heating or cooling before you return. If you have a consistent routine and often forget to adjust the thermostat, geofencing can be very useful. If you prefer more manual control, this feature might be less important.
InstallationInstallation refers to how easy it is to set up the thermostat in your home. This is important because a complicated installation process can be frustrating and may require professional help. Some thermostats are designed for easy DIY installation with clear instructions and online support, while others might be more complex. Consider your comfort level with DIY projects and whether you are willing to hire a professional if needed. Choose a thermostat with an installation process that matches your skills and preferences.

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