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Ticketless is a cross-platform application portable for Android and iOS operating systems. Ticketless is designed to avoid long interruption for validating your ticket. Regardless of the device model and version, the Ticketless solution uses all phone capabilities available.

The Ticketless solutions are:


Ok Google, open my tickets!

Passengers can use the speech recognition feature provided by Google Assistant (Android) or Siri (iOS) on their devices to quickly reach the ticket page.

NFC validation*

Tap and go! 

QR code widget*

Adding a QR code widget to the smartphone home page. This feature potentially can embrace a wide range of devices and operating systems.

*Feature may not be available for legacy devices.

Technical Solution

Behind the scenes, Ticketless uses Xamarim.Forms framework, an open-source cross-platform framework from Microsoft for building iOS, Android, & Windows apps with .NET from a single shared codebase. Besides that, the project is coded using modern development techniques such as dependency injection, ORM and repository, observables, unit tests, storing data logs, etc.

Team's abilities

Aulos Rafael

Forensic Expert at Civil Police of Rio de Janeiro

B.Sc. Physics at Universidade Federal do Rio de Janeiro

B.Sc. Science Computer at Universidade Federal Rural do Rio de Janeiro


Thiago Marcolino

Software Engineer at AddCode

B.Sc. Physics at Universidade Federal do Rio de Janeiro