ID Digital Marinha is a free Android app developed by Serviços e Informações do Brasil that enables the display of the Navy of Brazil's identity document on mobile devices. The app also generates a QR Code that can be used to authenticate the generated document.

With ID Digital Marinha, you can easily display and authenticate your Navy of Brazil identity document on your Android device. The app is compatible with Android 9.0 and is available for free in the Utilities & Tools category of the Google Play Store.

The user interface is simple and intuitive, making it easy to navigate and use the app. With just a few taps, you can generate and display your digital identity document, and the app's QR Code feature adds an extra layer of security to ensure the authenticity of the document. Overall, ID Digital Marinha is a useful app for anyone who needs to access their Navy of Brazil identity document on the go.