IP-based communication devices have various features according to their hardware performance such as screen size, computing power, storage, etc. Consequently, suitable services for each device are different. Users can explore brand-new communication services comprising each suitable service of diverse devices. To do this, one single platform responsible for managing service profile and session, synchronizing service among devices, and delivering contents is needed. In this paper, we propose the Smart Screen Service platform to address it. Target advertising service is presented as an example service under the Smart Screen Service platform.