The invention provides an automatic promotion machine based on an APP or Wechat public platform. The automatic promotion machine comprises a cabinet, a host computer, a signal receiving device, a delivery machine and power supply equipment; the signal receiving device is arranged on the cabinet, an APP download link QR code and an APP Wechat public platform QR code are arranged on the cabinet; thehost computer comprises a control processor, the control processor is in electric signal connection with the signal receiving device and the delivery machine; the delivery machine comprises a pushingdevice, a storage cavity and a delivery cavity; and the pushing device is arranged in the storage cavity. The automatic promotion machine based on the APP or Wechat public platform provided by the invention attracts a mobile phone user to download or use the APP or the Wechat public platform through a reward mechanism, thereby achieving an aim of promoting the APP or Wechat public platform.