OGC Nice (Officiel) is the official application for fans of the OGC Nice football club. The app was launched in December 2015 and has since become a huge success. The app has been modernized to meet the needs of its users and to offer a more immersive and intuitive experience. The app has a new design from the home screen, and the club's news is now presented in a more enriched way, combining articles, videos, and photo albums.

The app now has a new live match center with live statistics, better integration of match comments, tweets, and photos, a notification system for scores and goals, and live results of other L1 matches. Fans can connect with the stadium experience app during match nights at Allianz Riviera for live and replay options, place orders, and access. The app now features a TV broadcaster for match schedules. The app has a new design for the player presentation pages. Fans can buy tickets for Allianz Riviera, as well as buy team merchandise, and share their experience on social media using the #SelfieNissart app with its many filters and graphics.