Expresso União is an Android app developed by Netviagem that allows you to search and purchase bus tickets from the Expresso União company for the main destinations in Brazil. Additionally, the app provides you with the location of the main bus stations in Brazil.

The app has a simple and intuitive interface, allowing you to easily search for available bus routes and schedules. You can also filter your search by departure and arrival cities, dates, and times. Once you have found the desired route, you can purchase your ticket directly through the app. The app also provides you with a QR code that you can use to board the bus, eliminating the need for a printed ticket.

The app also includes a bus station locator feature, which allows you to find the location and contact information of the main bus stations in Brazil. This feature is particularly useful if you are traveling to a new city and need to find the nearest bus station.

Overall, Expresso União is a useful app for anyone traveling by bus in Brazil. Its simple and intuitive interface, combined with its ticket purchasing and bus station locator features, make it a must-have for frequent bus travelers.