In recent years, smartphone applications have emerged as a new tool helping travelers create experiences. Considering the potential impact of the smart phones and smart phone apps, it is posited that is extremely important to understand how the mobile applications enable travelers to construct their travel experience. To achieve this goal, the first step is to understand the nature (i.e., number and range of funcations) of apps available for smartphones. Through the content analysis of basic information of iPhone applications, this study identified a wide variety of information services enable smartphones to break the spacious and temporal limitations to facilitate tourists pre-trip, on-the-way, and after trip.