Vio: QR Seguro
Segurança e Confiabilidade
Free
You can use Vio App to read printed Vio QR Code on compatible documents to see on your cellphone screen all original data from that document, including the photo. You can compare that document with the informations showed from Vio App and validated as a trusted document.
Currently supported documents:
• Brazilian driver's license (CNH);
• Brazilian national identity card (DNI);
• Brazilian vehicle license (CRLV);
• Brazilian license plate (Placa Veicular);
Soon, others official government documents will be support.
The Vio QR Code technology was created by SERPRO and it is different that others commons QR Codes. That is the reason about the Vio APP only can read its own QR Codes.
Vio works off-line. It can read and decode Vio QR Codes without internet access.
Read more at https://servicos.serpro.gov.br/vio/
more This update makes Vio even more dependable when reading your documents. We fixed a situation where some documents could fail to display, and refreshed the internal templates and certificates to keep pace with the latest documents in circulation. We also modernized the component that renders document images under the hood, leaving the app lighter and ready for what comes next. Behind the scenes, we kept polishing stability so every scan stays fast and surprise-free. Update now and enjoy.
2.2608.10 7 Aug
We did some serious housekeeping in this release: Vio is now much lighter to download and update after we removed heavy internal libraries and modernized its reading components. We also kept supported documents up to date and improved our diagnostics so we can fix any issues faster. The same reliable Vio, now leaner
2.2607.10 3 Jul
This update focuses on security and stability. We modernized how document signatures are verified under the hood, made the app lighter, and improved our diagnostics so we can fix any issues faster — all to keep Vio fast and reliable when reading your documents.
2.2606.10 5 Jun
Vio 2.15.0 arrives with improvements that make a real difference in your daily experience. We enhanced the QR Code reader to recognize even more documents, including those with larger codes that could previously go undetected, ensuring all your compatible documents are read with ease and precision. We also adopted a new native authenticity verification technology, more modern and efficient, strengthening the security of your consultations. Certificates and templates have been refreshed to maintain full compatibility with the latest documents in circulation. Behind the scenes, we strengthened internal monitoring to detect and resolve any issues swiftly, making the entire experience even more stable and enjoyable. Update now and enjoy.
2.15.0 8 May
In this release, we implemented an update to ensure greater security and consistency in the application’s operation. We also improved the read failure reporting, allowing for clearer and more efficient identification of potential issues. The alternative reader has been adjusted to provide a more stable and reliable experience, while several internal improvements have been implemented to optimize overall performance and stability. Finally, we enhanced the app’s offline mode usage, offering a smoother experience even without an internet connection.
2.14.1 6 Apr
In this release, we implemented an update to ensure greater security and consistency in the application’s operation. We also improved the read failure reporting, allowing for clearer and more efficient identification of potential issues. The alternative reader has been adjusted to provide a more stable and reliable experience, while several internal improvements have been implemented to optimize overall performance and stability. Finally, we enhanced the app’s offline mode usage, offering a smoother experience even without an internet connection.
2.14.0 23 Mar
Bug fixes and stability improvements.
• Fixed an issue that could cause unexpected app closure during integration with other apps
• iOS 26 compatibility
• Improvements to settings and list interfaces
2.13.1 5 Mar
We continuously work to improve the app. This update includes performance improvements and internal optimizations to ensure a more stable and efficient experience.
2.13.0 26 Feb
Improved QR Code reader: The scanning mechanism has been enhanced to be faster and more accurate, delivering a smoother and more efficient QR reading experience.
Updated dialog visuals: The appearance of the dialog boxes has been refined for better clarity and usability.
Thank you for using Vio! We’re continuously working to improve your QR scanning experience.
2.12.0 3 Feb
The QR code scanning mechanism has been improved, providing greater stability and automatic recovery from scanning failures.
2.11.0 17/12/2025
The QR code scanning mechanism has been improved, providing greater stability and automatic recovery from scanning failures.
A new performance monitoring system has been implemented, enabling detailed analysis of app behavior and supporting continuous improvement of the user experience.
New validation metrics have been added to increase process reliability.
Fixed an issue that could cause the app to close unexpectedly.
2.10.6 08/12/2025
The QR code reading mechanism has been improved to recover more effectively from scanning failures.
A new performance monitoring system enables detailed analysis of app behavior, contributing to the continuous improvement of the user experience.
2.10.5 27/11/2025
The QR code reading mechanism has been improved to recover more effectively from scanning failures.
A new performance monitoring system enables detailed analysis of app behavior, contributing to the continuous improvement of the user experience.
20.10.4 16/11/2025
The QR code reading mechanism has been improved to recover more effectively from scanning failures.
A new performance monitoring system enables detailed analysis of app behavior, contributing to the continuous improvement of the user experience.
2.10.3 12/11/2025
The QR code reading mechanism has been improved to recover more effectively from scanning failures.
A new performance monitoring system enables detailed analysis of app behavior, contributing to the continuous improvement of the user experience.
2.10.2 24/10/2025
The QR code reading mechanism has been improved to recover more effectively from scanning failures.
A new performance monitoring system enables detailed analysis of app behavior, contributing to the continuous improvement of the user experience.
2.10.1 20/10/2025
We’ve optimized the user experience with important improvements:
• Enhanced document search — now faster and more accurate.
• Reduced startup time, ensuring quicker access to the application.
Update now and enjoy even better performance!
2.8.2 11/08/2025
This update brings important improvements to make your experience even better:
• Performance enhancements for a faster and more stable app
• Interface adjustments for smoother and more intuitive navigation
Thanks for using our app!
2.8.0 01/08/2025
We are always improving our app to provide a better user experience.
2.7.2 17/12/2024
We have made small adjustments to improve reading performance and integrations.
2.7.1 28/11/2024
Performance Improvements
Improved Speed: We've optimized the application's overall performance, resulting in significantly faster loading times.
Interface responsiveness: We've improved the fluidity of animations and the responsiveness of the user interface.
Technology Updates
Framework Update: We migrated to the latest version of the frameworks, providing greater stability and security.
2.7.0 22/11/2024
We've fixed a small bug that showed erroneous messages in some menu options when the device was configured in certain languages
2.6.2 24/09/2024
We continue working to give you a better experience using our app. This version has some improvements on interface
2.6.1 08/07/2024
This version has a lot of performance improvements
2.6.0 21/05/2024
Contains an important update to improve Secure Vio QRCode reading
2.5.0 01/05/2024
This update makes Vio even more dependable when reading your documents. We fixed a situation where some documents could fail to display, and refreshed the internal templates and certificates to keep pace with the latest documents in circulation. We also modernized the component that renders document images under the hood, leaving the app lighter and ready for what comes next. Behind the scenes, we kept polishing stability so every scan stays fast and surprise-free. Update now and enjoy.
more Version 2.2608.10 7 Aug
Data Not Collected The developer does not collect any data from this app.
