What is Angry Birds?
How does Angry Birds work?
The game includes various in-app purchases, according to the levels, which can help the user to reach new game goals and achievements.
The game has spawned many variations in terms of types of games and levels, such as Angry Birds 2, Angry Birds Seasons, Angry Birds Go, and many more. The game's popularity has also led to the release of merchandise featuring the Angry Birds characters, movies, and television cartoons.