Best Apple HomeKit Smart Thermostats of 2026

The Honeywell T6R Thermostat offers a user-friendly touch-screen interface, making it simple for you to schedule and adjust your home's temperature. With the Honeywell Home app, you can manage your heating from anywhere, ensuring your home is always at the perfect temperature. Its smart location features mean the thermostat knows when you're away or on your way back, adjusting the heating automatically for your convenience. Additionally, you can choose from various scheduling options tailored to your lifestyle, ensuring optimal comfort throughout the week.

The Meross Smart Thermostat offers versatile control over your electric underfloor heating system, with the added benefit of a summer mode for cooling systems. You can easily manage your heating using voice commands, a dedicated app, or a remote, providing convenience in your daily routine. The dual sensors ensure precise temperature adjustments by monitoring both room air and floor temperature, helping you avoid overheating. Additionally, the open window detection feature notifies you if a window is opened, allowing the thermostat to pause heating and save energy, which can lead to significant cost savings.

The tado° Smart Thermostat offers you full control over your heating from anywhere via the tado° app. You can enjoy a Heating Boost feature that allows you to quickly warm up all rooms for 30 minutes with just one click. The Smart Schedules feature helps you maintain the perfect temperature in each room at any time, ensuring heating is only active when someone is home. Additionally, if the app detects an open window or no one is home, it will remind you to lower the heating, helping you save energy and money.

The Meross Radiator Thermostat offers smart heating control that connects up to 16 devices via its HomeKit hub, allowing you to manage various sensors and valves conveniently in one system. It supports major voice assistants like Apple HomeKit, Amazon Alexa, Google Assistant, and SmartThings, so you can adjust your heating quickly using voice commands or remotely from your phone. The thermostat also features a 24/7 scheduling option, letting you set different temperatures for multiple rooms and share control with family members. Additionally, it helps save energy by detecting open windows and pausing heating to avoid wasting electricity, notifying you instantly.

The Bosch Radiator Thermostat II offers smart temperature control, allowing you to set individual heating preferences for different rooms via an app. This feature ensures your home remains comfortable at all times. You can save energy with its intelligent heating management, which activates the heating only when necessary. Enjoy precise control over your room conditions by combining multiple thermostats. Additionally, you can easily adjust the heating settings through the device, the app, or voice commands using Alexa, Siri, and Google Assistant for added convenience.

The tado° Smart AC Control allows you to manage your air conditioner or heat pump from anywhere using an app. With Smart Schedule, you can set specific indoor temperatures for day and night, tailored to your routine. Geofencing ensures you never cool an empty home by reminding you to turn off the AC when you leave and switching it on before you return. The device also detects open windows, prompting you to reduce energy consumption by adjusting your settings accordingly.