With the current development of science and technology, information about COVID-19 is easy to know, the public has an important role in efforts to control COVID-19 by implementing health protocols and disciplined behavior. Research This purpose is to find out what people think about contact tracing applications for the prevention and handling of COVID-19 in JABODETABEK and to find out what people think about the features expected in the application for the prevention and handling of user-friendly COVID-19. This research is a quantitative descriptive type by filling out a comprehensive questionnaire to 400 people in the JABODETABEK area. The data analysis technique used descriptive statistical analysis with validity and reliability testing to measure the validity or validity of a questionnaire and
to show the consistency of a questionnaire. The results of this study indicate that many people do not know, have not downloaded, and have not used mobile phone applications for the prevention and treatment of COVID-19, but many people expect a contact tracing application equipped with user-friendly features, which can be a good