Fortnite is a popular battle royale game developed by Epic Games that was released in 2017. There are a number of reasons why the game has gained such a large following:

Free to play: One of the main reasons for Fortnite's popularity is that it is free to play, which makes it accessible to a wide audience.

Cross-platform play: Fortnite can be played on a variety of platforms, including PC, Mac, Xbox, PlayStation, Nintendo Switch, and mobile devices, which makes it easy for players to join matches and play with friends regardless of what devices they own.

Regular updates: Fortnite is known for its frequent updates, which introduce new content and gameplay features on a regular basis. This keeps the game fresh and interesting for players, as there is always something new to experience.

Competitive play: Fortnite has a large competitive scene, with players competing in tournaments and other events for cash prizes. This has helped to establish the game as a legitimate eSport and has attracted many competitive players to the game.

Streaming and social media: Fortnite has also gained a lot of attention through streaming platforms like Twitch and YouTube, where players can watch others play the game and learn new strategies. Additionally, the game has a strong presence on social media platforms, which has helped to spread awareness of the game to a wider audience.

Overall, Fortnite's combination of accessibility, regular updates, competitive play, and strong presence on streaming and social media platforms have contributed to its popularity.