Abstract
With the advent of the mobile Internet era, people are increasingly dependent on the use of mobile smart products. As an essential app on the mobile electronic products, tools app always has a large number of user groups, but because of the low threshold and more competitors, its survival is difficult. If it cannot make the original users interact together to enhance the activeness and stickiness on the product, it has the possibility of being eliminated by the market greatly. Improving community features can help tools app to achieve its transformation of product, and the User-Generated Content (UGC) mode allows the users to interact with the community of the product so that it can enhance the interaction. This study uses case analysis method and interview method for case analysis about MoWeather to explore how to attract users and how to increase community features. In accordance with the literature review, users of User-Generated Content (UGC) mode are sorted into Lurkers, Contributors and Specialists. The study analyzes the impact of different types of users in User-Generated Content mode on the User Experience to explore how to operate the community of tools app. At last this paper is to be prepared to bring some inspiration and advice for developers and operators who want to increase community features for tools app.