ZKTeco Smart Key is a free smart lock application designed for Android devices. Developed by ZKTeco Inc., this app promises a strong guidance system, simple operation, simple UI style, and an excellent user experience. It requires users to enable Bluetooth and location services while using the app.

ZKTeco Smart Key is a user-friendly app that allows users to control their smart locks with ease. The app's simple UI style makes it easy for users to navigate through its various features. With the app, users can lock and unlock their doors, and grant or revoke access to other users. The app also allows users to view the lock's activity log, providing them with a detailed record of all the lock's activities.