The ダイアナ ファミリー公式アプリ is a lifestyle app developed by 株式会社ダイアナ for the Android platform. This free app allows users to accumulate points as a member of the app, which can then be exchanged for coupons to enjoy discounted services offered by ダイアナ ファミリー. By simply presenting the app's membership card during events or other occasions, users can earn app member points. These points can be redeemed for coupons to access exclusive discounts and benefits. Additionally, the app provides push notifications to users, keeping them informed about special offers and promotions. With regular delivery of limited-time coupons, users can take advantage of great deals through the ダイアナ ファミリー公式アプリ.