Smartmi Link is a free app developed by SMARTMI.Inc for Android devices. The app aims to improve the operating experience of your Smartmi device. Smartmi is a company dedicated to technology and innovation, creating home appliances that work together to transform your home. With the Smartmi Link app, you can control, schedule and monitor your device, whether you are at home or away.

The app allows you to connect to your air purifier and control its settings remotely. You can review the indoor air quality information in real-time, explore historic air quality information, and learn about your indoor environment. You can also remotely control air flow speed, mode, timer and other settings. In addition, the app provides software updates and access to product guides. However, it is important to note that your machine requires a 2.4GHz Wi-Fi connection to function.