In a network synchronization system, setting information synchronized among plural information processing apparatuses contains at least user information; user operating policy information; first equipment group information that prescribes a first equipment group to which the information processing apparatus belongs; and equipment operating policy information. The information processing apparatus includes a user authentication unit; a storage unit that stores the setting information and second equipment group information that prescribes a second equipment group to which the information processing apparatus belongs; and an operating policy generation unit that generates an applied operating policy to be applied to a login user. The operating policy generation unit generates, when the second equipment group information is contained in the first equipment group information, the applied operating policy in accordance with the equipment operating policy information corresponding to the first equipment group information in preference to the user operating policy information corresponding to authenticated user information.