Smartphones are not just pieces of hardware, they at same time also dip into software features such as communication systems. The aim of this study is to examine primary school principals' experiences with smart phone applications. Shedding light on this subject means that this research is qualitative. Criterion sampling has been intentionally selected for use in this research. The criteria taken into consideration include that the research participants must be primary school principals, and that the participants use smart phones with Android-based communication systems and Android-based apps. Participants voluntarily used the application that was developed by the researchers over a one-month period during the 2015-2016 Spring teaching term. The vast majority of primary school principals who use smartphones found smartphone apps to be very beneficial. On one hand, primary school principals experienced a number of positive encounters with smartphone apps, including instant accessibility, quick access to information, the steer away from memorizing information, access to contemporary information, time saved in terms of decision making, as well as refrain from making errors. On the other hand, principals also experienced several negative encounters, including confronting inaccessibility, addiction, and making lazy education.