GMystery is an iPhone application designed for evaluating restaurants within the Golden Gate Group chain. It is utilized by customers who are members of The Golden Spoon app and can sign up for free through The Golden Spoon application. The app aims to provide a platform for users to assess and review various dining establishments under the Golden Gate Group umbrella.

With GMystery, users can conveniently share their dining experiences, rate different restaurants, and offer valuable feedback. The app fosters a community where members can engage in discussions about their favorite dining spots and help others make informed choices when dining out. GMystery serves as a tool for enhancing the overall dining experience within the Golden Gate Group ecosystem.