It is the official app of the big echo. App member points will earn when presenting the application of the membership card at the cash register at the time of visit. Points accumulated is able coupon exchange, you can use a big echo of service to deals. Furthermore, it will guide you through the deals in a push notification. ● application member point App member points you will receive for each visit to present the application of the membership card at the store cash register. If the point is accumulated, you can exchange the coupons that can receive deals on services of big echo. ● Get the coupon! - Discount coupon for a limited time will be regularly delivered. · Favorites you can GET the deals coupon of stores that have registered.