A distance-based collective discount apparatus and method of a portable terminal. The method includes receiving, from a server, a range of a first specific region and information of a purchase item purchasable if a user terminal is located within the first specific region or a second specific region included in the first specific region. The method also includes receiving an input of an interested item among the information on the purchase item, and transmitting information of the interested item to the server. The method further includes receiving update information on the interested item from the server, and transmitting a confirmation intention about the interested item to the server.