Recently, smartphones have become the individuals' requirement in the daily life, no matter on the selling markets or software developments, they have the enormous growths. This study conducted the smartphone conditions and forecasts in the applications of software developments, and focused on the broad outline and inspection on markets and related researches. The data and results were generalized that sport tracking type applications were popular recently, these kind of applications could help users to understand the details of exercise more specifically, for instance, they showed the distance, average velocity, calories reduction in or after running, and weight training progress, etc. However, the smartphone can be cooperated with diet control application system for reaching the body shape, strong, and healthy effects. On the other hand, the smartphone combined with the social network and took the social communicate function, as well as stimulated the users wanted to get exercise more often. Future trends may develop the multi-feedback functions for the users, for helping the users to learn their own sports situation thoroughly.