Countries of Asia Quiz is an educational app available on iPhone that offers quizzes covering 6 topics about Asian countries. These topics include identifying locations on a map, capital cities, most populous cities, flags, coat of arms, and country abbreviations. Users can customize quizzes by selecting specific Asian countries to test and choose the topic they want to focus on. The app also tracks past quiz results for each country to showcase progress.

Additionally, standard quizzes in the app help users learn about each topic by advancing through different levels that cover more countries. Users have the flexibility to switch the game language among English, French, German, Spanish, Portuguese, and Italian within the app. Countries of Asia Quiz includes all sovereign states on the Asian continent that are United Nations members.