Korea Bus Information by Sonky Soft is a free Android app that provides bus information for travelers in Korea. As the name suggests, it is a comprehensive guide that offers real-time information about bus routes, schedules, and arrivals. However, it is important to note that the app is only available in Korean.

The app has a user-friendly interface that makes it easy to navigate and search for information. You can search for bus stops, routes, and even set reminders for bus arrivals. The app also offers a map view that shows your current location and nearby bus stops. Overall, Korea Bus Information is a must-have app for anyone planning to travel around Korea using public transportation.