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10 Best Thermostat Controlled By Phone 2026 in the United States
#1
Winner
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 by1,298
Compatibility
Connectivity
User Interface
Most important from
1945 reviews
#2
Honeywell Home RTH9585WF1004 Wi-Fi Smart Color Thermostat, 7 Day Programmable, Touch Screen, Energy Star, Alexa Ready, Gray
The Honeywell Home RTH9585WF1004 Wi-Fi Smart Color Thermostat offers a user-friendly experience with its bright, customizable color touchscreen that makes manual control straightforward and visually appealing. It supports a wide range of heating and cooling systems including gas, oil, electric forced air, hot water, steam, and heat pumps, but it does require a C-wire for power and isn’t compatible with electric baseboard heating. This means you should check your home’s wiring before buying.
Rating
10.0
Compatibility
Connectivity
User Interface
Most important from
19654 reviews
#3
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
28511 reviews
Top 10 Best Thermostat Controlled By Phone 2026 in the United States
#1
Winner
Google Nest Learning Thermostat (4th gen) + Nest Temperature Sensor (2nd gen) - Obsidian
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 1298 this week
Honeywell Home RTH9585WF1004 Wi-Fi Smart Color Thermostat, 7 Day Programmable, Touch Screen, Energy Star, Alexa Ready, Gray
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
Google Nest Thermostat - Smart Thermostat for Home - Programmable Wifi Thermostat - Sand
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
ecobee Smart Thermostat Premium with Smart Sensor and Air Quality Monitor - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant
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
Amazon Smart Thermostat – Save money and energy - Works with Alexa and Ring - C-wire required
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
Related Products
Up to 27% off
Honeywell Home RTH9600WF Smart Color Thermostat ENERGY STAR Wi-Fi Programmable Touchscreen Alexa Ready - C-Wire Required
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
Google Nest Learning Thermostat - 3rd Gen - Programmable Smart Thermostat for Home - Compatible with Alexa (Polished Steel)
Google Nest Learning Thermostat - 3rd Gen - Programmable Smart Thermostat for Home - Compatible with Alexa (Polished Steel)
Compatibility: works with 95% heating/cooling systems
Connectivity: Wi-Fi and Bluetooth
User Interface: bright, high-res round display
Learning Capabilities: learns schedule and temperature prefs
Energy Reports: detailed energy reports on phone
Geofencing: auto adjusts temp by presence
Installation: under 30 minutes with tools
ecobee Smart Thermostat Essential - Energy Star Certified programmable Wi-Fi Thermostat - Works with Siri, Alexa, and Google Assistant
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
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
#10
Sensi Smart Thermostat, 100 Years Of Expertise, Wi-Fi, Data Privacy, Programmable, Easy DIY Install, Works With Alexa, Energy Star Certified, Mobile App, ST55
Sensi Smart Thermostat, 100 Years Of Expertise, Wi-Fi, Data Privacy, Programmable, Easy DIY Install, Works With Alexa, Energy Star Certified, Mobile App, ST55
Compatibility: most HVAC systems, no c-wire needed
Connectivity: Wi-Fi
User Interface: button control, LED display
Learning Capabilities: programmable, smart maintenance alerts
Energy Reports: save around 23% on energy usage
Installation: built-in level, step-by-step app guide
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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.