Coupon ownership-based integrated coupon management apparatus according to an embodiment of the present application, a connection unit for receiving a personalized URL access request included in a message from a user terminal, whether to install a coupon management application of the user terminal based on the URL access request A determination unit for determining a determination unit, a communication unit for transmitting a coupon management application execution script to the user terminal; And a ownership conversion unit for converting ownership information of a coupon in connection with the coupon management application using the coupon identifier and coupon encryption key extracted from the URL.
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