This app collects and utilizes timetables and historical information of Busan Transportation Corporation, rail portals and public data portals.Main function introduction1. Search train arrival information based on timetable for each subway station up to 5 lines up and down2. Inquiry about train location information based on timetable of subway line 1~43. Basic information by station, timetable, map location information, and convenience facility information inquiry4. Favorite function providedIf there is an error or inconvenience in using the service, please feel free to leave a comment and we will find the cause and try to improve it as much as possible.