217+ iOS apps curated and reviewed
Looking for free smart thermostat apps? 20 of our 217+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.8★ (200K) | No | Yes | Aug 2026 |
| 2 |  | Free | 4.6★ (2.5M) | No | No | Aug 2026 |
| 3 |  | Free | 4.6★ (234K) | Yes | No | Aug 2026 |
| 4 |  | Free | 4.6★ (571K) | No | No | Aug 2026 |
| 5 |  | Free | 4.5★ (5.8M) | No | Yes | Aug 2026 |
| 6 |  | Free | 4.7★ (267K) | No | Yes | Aug 2026 |
| 7 |  | Free | 4.6★ (43K) | No | No | Aug 2026 |
| 8 |  | Free | 4.3★ (75K) | No | No | Aug 2026 |
Control your smart home devices, including thermostats, cameras, and sensors. Automate your home for comfort and peace of mind, and monitor entryways and cabinets with intelligent alerts. Save energy with custom schedules and find potential rebates.
Control your smart home devices, including thermostats, security systems, cameras, and smoke detectors, all from a single app. Receive alerts, manage schedules, and automate actions based on your presence.
Control your home's climate remotely with a smart thermostat. Adjust temperature, set schedules, and receive alerts from anywhere. Integrates with popular smart home platforms for seamless control.
Automate your home for enhanced comfort, security, and awareness. This app simplifies control of connected devices, aiming to create a smarter, more comfortable living environment while contributing to a healthier planet.
Manage your smart home devices, control music, and organize your day with voice commands. This app allows you to set up and interact with compatible devices, discover new skills, and stay connected with others. It learns your preferences for a personalized experience.
This AI-powered assistant simplifies daily life by managing smart devices, enhancing home security with real-time monitoring, and providing insights to save energy. It also helps organize schedules and offers a suite of AI tools for fitness, nutrition, and more.
Remotely manage your Lennox smart home devices, including thermostats, mini-splits, and water heaters. Adjust temperature, set schedules, and monitor air quality from anywhere. Requires compatible Lennox smart home products connected to Wi-Fi.
Remotely monitor and control your home's heating and cooling system from anywhere. Adjust schedules, set temperatures, and receive alerts for your connected thermostats. Offers weather forecasts and multi-location management.
Effortlessly manage your home's climate from anywhere with this intuitive app. Connect your devices via HomeKit to set custom schedules, monitor individual room temperatures, and receive real-time notifications for optimal comfort and energy efficiency.
Manage your smart home devices and stay updated on home activity. Easily control devices with voice commands and view live camera feeds. Organize your home into custom dashboards for quick access.
This smart thermostat learns your temperature preferences and automatically adjusts to conserve energy, potentially saving you up to $100 annually on heating and cooling. It offers customizable schedules, an 'Away' mode for extended absences, and provides reports on your cumulative energy savings.
Manage your home or business security and smart devices remotely. Arm/disarm your system, view live and recorded video, control lights, locks, thermostats, and garage doors. Automate actions for convenience and peace of mind.
Unify control of thousands of smart home devices from various brands. Organize devices by room, automate tasks with custom scenes, and share access with family. Experience a simpler, more connected, and comfortable living space.
Easily manage your home's heating and cooling from anywhere. Connect smart thermostats and devices for remote temperature control, flexible scheduling, and custom scenarios. Receive alerts for temperature changes and optimize energy use for ideal indoor comfort.
Control your smart air conditioner remotely for comfort, efficiency, and safety. Customize sleep settings and schedule automatic operation. This app connects to smart Wi-Fi modules and cloud services for enhanced air quality management.
Connect and protect your home or business with a unified system. Remotely control security, locks, lights, and cameras, and receive intelligent alerts for crime, fire, or water damage. Automate routines and manage your property from anywhere.
Monitor and manage your smart home devices for comfort, safety, and water leak detection. Receive alerts whether you're home or away, and integrate with various smart home partners for comprehensive control.
Manage your entire smart home ecosystem from a single application. Control security systems, cameras, locks, lighting, and thermostats remotely. Receive real-time alerts for enhanced home safety and energy efficiency.
Control your home's temperature remotely with this intuitive app. Adjust settings, create schedules, and receive alerts for unexpected changes. Compatible with leading smart thermostats for seamless climate management.
Manage your home's heating, cooling, and water heater systems remotely. Optimize energy efficiency, track consumption, and set custom schedules for comfort and savings. Receive alerts for maintenance and system updates.