Mobile Technologies, Applications and Software Design Seoulist Mobile Application by SUNGHEE LEE The Seoulist is a touring app service for foreign tourists visiting Seoul. The Seoulist is structured so that it can communicate continuously throughout the trip. The three-steps Seoulist is divided into curation/guide/log stages. This configuration naturally allows users to interact with this service throughout the journey. In terms of design aspects, the layout is arranged so that it is easy to use with one hand, reflecting the characteristics of tourists who use lots of luggage and use public transportation. It makes it easy to classify the information through clear components.