Roblox is a game engine and game platform and has a large number of players in the US and UAE. In Roblox, developers can develop games based on this game engine, which can be logged into the Roblox platform for players to play. Moreover, it is extremely low development difficulty, so players can make a simple game or design skins even if they don't know how to program.
Currently, Roblox supports both desktop and mobile platforms, and even supports VR devices.
Roblox is very popular among the teenage population, to the same extent as Fortnite. Among children under the age of 13, Roblox is even used by more users than YouTube.