World Flags is an Android app developed by Rahul Meena, which provides comprehensive information about the countries of the world. This educational app is designed to help students prepare for competitive exams and increase their general knowledge. The app contains information on all 250 countries, including their flags, capitals, continents, currencies, populations, areas, languages, borders, time zones, and latitude and longitude.

One of the unique features of this app is its "Quiz Playground," which allows users to test their knowledge of flags, capitals, continents, and other country attributes. The app also offers a "Today's Country" section, which displays ten random country cards with information on the capital, area, continent, subcontinent, population, time zones, and currency. The "All Countries" section lists all 250 countries and provides a search facility to find specific countries. Each card in this section contains a flag photo, country name, and capital name. Additionally, this section contains a detailed view of the selected country, which includes a flag photo and all available information about the country.

Overall, World Flags is an excellent app for anyone looking to expand their knowledge of countries. Its intuitive interface, comprehensive information, and quiz feature make it an excellent educational tool for students of all ages.