A method for providing a space market widget by a market server is disclosed. The method includes: generating the space market widget; forming applications related to the space market widget as objects arranged in the space market widget; transmitting the objects to a user device in which the space market widget is installed; requesting installation of objects moved to an arrangement space from a market space of the space market widget; and transmitting the applications corresponding to the moved objects to the user device so as to be installed in the user device, wherein the space market widget includes a market space displaying the objects that are not yet installed in the user device and an arrangement space arranging and displaying the objects installed in the user device.