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Discount Deck ‑ Coupon Display
【日本語サポート・導入支援可能】顧客が持っているクーポンをマイページ・チェックアウトページ上で一覧表示を行うことで、クーポンの利用率の向上やカゴ落ち率の改善が狙えます。クーポン付与・失効通知（あと◯日でクーポンが失効）も本アプリを使用することで可能になります
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The single reviewer reported a significant improvement in checkout completion rate after implementing Discount Deck. They noted that the app allowed for the smooth display of coupon information without complex development, which was previously a major hurdle.
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What it actually does
displays coupons on the customer's account page and checkout pageallows for coupon issuance and expiration notifications
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