Xe buýt Hà Nội - Tuyến Bus Hà is a free Android application that helps users find bus routes in the city of Hanoi, Vietnam. The app provides several useful features that make it easier to navigate the city using public transportation. Users can search for bus routes by route code, bus stop name, or bus route name, and get detailed information about the route. The app also allows users to search for bus routes by address, making it convenient for those who are new to the city and unfamiliar with the bus routes. Additionally, the app supports searching for schools, hospitals, government offices, and other locations within the Hanoi area. Users can track bus schedules and get real-time updates on bus arrivals. The app also provides intuitive maps to help users navigate to their destination and estimates of travel time and distance. Lastly, the app provides directions to nearby bus stops, making it easy to find the closest stop to their location.