Kể Chuyện Danh Nhân is an Android app developed by Hoang Huu Nghi that falls under the Education & Reference category. The app is designed to help users learn about the historical figures of Vietnam. It contains information about over a hundred notable figures, from the ancient past to the modern era, who have contributed to the country's development in various fields. The app allows users to search for specific figures by name, and it is available offline, so users can access the information anytime, anywhere. The app features an intuitive and user-friendly interface, with the option to change the font size to suit the reader's preference. Users can also save their favorite articles for easy access later and share the app with friends via Facebook and Zalo.