DbApp! The application to consult the extra content of your book.
With DbApp! quickly consult the extra contents of your book from your smartphone or tablet:
locate pages with QR Code DbApp!; press the button to start scanning and frame the QR Code. Consult the extra contents choosing between video, audio and interactive objects.
To consult the privacy policies follow the following link:
privacy policy - https://www.giuntitvp.it/privacy/