Do you know all the countries of the world? Try your knowledge with this app!

Countries Quiz: Maps and Flags is a free game available on the iPhone platform. It challenges players to test their knowledge of countries by identifying them on high-quality maps and recognizing their flags. The game features a wide range of maps and flags from almost every country in the world.

One of the key features of Countries Quiz: Maps and Flags is the use of stars. If players are unsure about a particular country, they can use stars to guess and proceed with the game. This feature helps players learn and improve their knowledge of countries.

In addition, the app allows players to compete with their friends using GameCenter Leaderboards and Achievements. This adds a competitive element to the game and encourages players to improve their scores.

The app also boasts a polished design with retina support, providing users with a visually appealing and immersive experience.

If you enjoy challenging quizzes and want to test your knowledge of countries, give Countries Quiz: Maps and Flags a try on your iPhone. It's a fun and addictive game that will keep you entertained while improving your geographical knowledge.