TRI is the application of the TRI Card, used for public transportation in the city of Porto Alegre. With TRI you can: • Buy credit for the card • Check balance • Check last uses • Request new route • Update Contact • Consult lines, routes and bus arrival forecast News 12/15/2018 The TRI app is new! Even more intuitive and easy to use. The news is also in the launch of the GPS function that comes to facilitate travel in public transport from Porto Alegre! The functionality allows to check in rea