천안버스 is a free Android application developed by Hi Apps. It falls under the category of Travel & Navigation and specifically the subcategory of Maps & GPS.

This app provides real-time bus arrival information in Cheonan, South Korea. Users can easily search for bus stops and check the arrival time of buses as well as their current location. The app also allows users to bookmark their frequently used bus stops and routes for quick access. Additionally, users can search for bus routes and view the entire route path.

It is important to note that the real-time arrival information is provided by the Cheonan City Transportation Information System, and therefore, there may be occasional inaccuracies or instances where information is not available due to server conditions. For more information, users can visit the Cheonan City Transportation Information System website.

Please note that the app requires access to the device's location information in order to provide the nearby bus stop search feature. If the location permission is denied, users will not be able to use this feature.