지하철 노선도 is a subway map app designed for Android devices. It provides users with the ability to view the route map of Seoul and metropolitan cities, search for routes, access train time information, and view station area maps. The app also offers the option to leave inquiries via email or on the site's bulletin board.

One of the key features of 지하철 노선도 is its up-to-date route map and timetable data. Whenever the app is launched, it ensures that users have the most recent information available.

To enhance user experience, 지하철 노선도 utilizes location information to display nearby stations based on the user's current location. However, it's important to note that this access is optional, and users can still use the app without granting this permission.

Overall, 지하철 노선도 is a useful tool for travelers and commuters in Seoul and metropolitan cities. With its comprehensive features and convenient interface, it simplifies the process of navigating the subway system.