There’s a very good chance you’ve heard of Fortnite, but what exactly is it? And why is it so popular amongst young people? Fortnite is an online multi-player “battle royale” game developed by Epic Games, and is playable on Playstation 4, Xbox One, Nintendo Switch, PC and mobiles. It gained popularity in late 2017 and has since become the biggest game in the world, thanks to its rapid and engaging gameplay.