Only the current version so far — new entries appear as the app ships updates.
히어로즈 테일즈 쿠폰 is a tools app by HYUN WOO PARK with 10,000+ downloads (about 25K estimated). Released Jul 15, 2021. Install growth, rank history, SDKs and ad networks.
From the store listing: “You can show Heroes Tales coupon information and register coupons in the app. A push notification is sent when a new coupon is issued.”