A free app for Android, by Ulaanbaatar Smart Card LLC.

UB Smart Bus is an application that is designed for Ulaanbaatar citizens. The purpose of this app is to provide them with the most accurate information regarding their daily commute to school and to work. It also provides them with information regarding the locations of the different bus stations and the routes that are available at each of the stations. Finally, it provides them with the exact time that the different buses will arrive at the different stations, so they can make the most accurate plans for the day.

The app is very easy to use and is extremely accurate.