Identifying factors that influence customers’ lazy usage success is paramount for practitioners and academics to develop successful strategies and behavioral models. Many technologies of touch screen, such as cell phone, ATM, and games navigation during working or playing, offer effortless input to attract users. Confirming those users’ perceived playfulness and usefulness with touch screen is vital for the survival of these innovations. Previous articles investigated the quality of system and information for technologies, but these phenomena are already well established. Relatively few studies discuss the expectation confirmation theory (ECT), perceived playfulness, technology acceptance model (TAM), and success of lazy usage on touch screen through satisfaction. This study surveys 366 cell phone users in Taiwan. Research findings indicated that the most of hypotheses were supported. Unexpectedly, the role of perceived usefulness impacted both satisfaction and lazy usage success that were not supported. It is important to identify the best ways to capitalize on users shift for fitting their new requirements, marketers gather more robust information about users’ needs and researchers qualify on the technology. Keywords: Expectation Confirmation Theory (ECT), Perceived Playfulness, Technology Acceptance Model (TAM), Lazy Usage Success.