Mobile phones have become an integral part and useful tool in people s daily lives. However, there are many issues related to the wrong usage of smartphones. In the literature it has been largely shown that the problematic smartphone use has severe impacts on several parts of users daily lives. In particular users suffer both psychologically and physically. Simultaneously, it appears that users are led to a sedentary life, while reducing their physical activities. Therefore, new studies and solutions are necessary to encourage and help users in reducing the time of using their mobile phone, for a healthier and better daily life. This paper evaluates the attitude of users in accepting new features in time management applications. It particularly it investigates which smartphone time-protection features are more helpful to assist users control the time they spend, using their devices.