The Lennox S40 Smart T-Stat app allows you to remotely access and control your Lennox S40 Smart Thermostat and its advanced accessories from anywhere in the world. With this app, you can adjust your home's temperature, create schedules, monitor indoor air quality, and balance room temperatures, all with just a few taps on your Android device.

To use the app, you must own a Lennox S40 Smart Thermostat and have it connected to your home's Wi-Fi router. Once connected, you can use the app to control all the settings of your thermostat conveniently. Whether you're away from home or simply in another room, you can easily make adjustments to ensure your home is always comfortable.

The Lennox S40 Smart T-Stat app is free to download and use. It offers a user-friendly interface that allows you to easily navigate through the various features and settings. For more information and assistance, you can visit the Lennox Smarter Together website.

Please note that if you have any questions or suggestions, you can reach out to Lennox International Inc by sending an email to or contacting @AskDaveLennox on Twitter.