NextBus Mobile Application has following major functionalities: 1. Find real-time ETA for nearby stops instantly. 2. Find walking directions from the current location to the nearest stop. 4. Save favorite agency, route and stop. 5. Find all or nearby Transit agencies. 6. Restore default setting such as favorite stops etc. 7. Get Help and learn how to use the application. 8. Send comments/questions/complaints to NextBus or Transit Agency. 9. Expand arrival information for selected agency/route/stop 10. Find arrival for next three tracked vehicles. 11. Save alerts for a stop and agency. 12. Support French and Spanish. Footnotes: 1) Real-time ETA is available for service vehicles that are equipped with working GPS devices. 2) Stops must be serviced by transit agencies that are using NextBus RTPI system. 3) Where Transit agency is equipped with NextBus RTPI system.