The development of the application to promote active teaching in the 21st century for the lecturers of the Faculty of Science and Technology Rajamangala University of Technology Phra Nakhon. The development of the application will support the work in terms of the mobile application and web applications. This application was modified on a cloud service system. The application consideration takes into account the design of the user interface and easily use. Moreover this application can support the user via smart devices and through a web browser including access control. In the design and development of the application there are two groups of people working together group 1 Teacher and group 2 student. There is an administrator (Admin) to help manage the data within the application prototype. Based on the user satisfaction assessment of the developed application. It found that the satisfaction assessment of the application users to promote the competence of the Faculty of Science and Technology in organizing active teaching activities for skills development in the 21st century was at a good level with a total mean of 4.14 S.D. value was 0.25.