Abstract: The present invention discloses a method and a device for controlling a doll with an APP. With connecting the doll to a handheld device, the connection from the IoT WiFi module within the doll to the wireless network AP can be set by the APP of the handheld device. User sent a voice message to the cloud server by the APP of the handheld device. The doll can access the voice message by connecting to the cloud server through the wireless network AP, and the doll can play the voice message by the speaker module. The doll may access an interactive application from the cloud server. The doll may interact with the interactive application through the speaker module and the sensing module. The method and the device make the doll with good power saving and easy to operate, and reach the function of real time message delivery.