QCY LINK is a free Android app developed by Dongguan Hele Electronics Co. Ltd. and falls under the Lifestyle category. It serves as a control terminal for the QCY smart camera and enables interaction with the hardware to realize various functions. The app offers the option to purchase cloud storage directly from the app.

The user interface of QCY LINK is simple and intuitive, making it easy to navigate and understand. The app allows the user to view live footage from the QCY smart camera and control it remotely. The app also supports two-way audio communication, allowing the user to communicate with people on the other side of the camera.

Overall, QCY LINK is a useful app for those who own QCY smart cameras. It provides easy control and access to the camera's functions, making it a must-have for those who want to keep an eye on their home or office remotely.