A method for providing a subscription service in a terminal installed with an application by interworking with an application server is provided. The method comprises displaying a board provided by the application server on an interface screen, and changing an action button in which a function set on the board is implemented according to a passage of time or a selection of a user and displaying the action button. The board comprises a board title, a plurality of contents, and the action button, and is exposed along with a name of a channel having published the board.