Because of the characteristics of the availability and practicability, mobile media technology had got a rapid development in the whole world. So, people now often use mobile devices through a mobile application (APP). Based on this, this study established a mobile application customer engagement model to carry on the investigation and research about mobile application of customers' recommendation. The results showed that mobile customer perceived support and commitment affected the continuous customer engagement, and customer commitment was the intermediary variable of customer perceived support and customer recommendation.