Roblox is a free-to-play online platform developed by Roblox Corporation that allows users to create, share, and play millions of 3D games and experiences. It combines gaming, social interaction, and game development tools. Key features include:User-Generated Content: Players design games (called "experiences") using Roblox Studio, a proprietary game engine.Cross-Platform Play: Available on PC, Mac, iOS, Android, Xbox, and Meta Quest VR.Virtual Economy: Earn/spend in-game currency (Robux) for cosmetics, gear, and premium access.Social Hub: Chat, join groups, and collaborate with friends in virtual worlds.Genres: Diverse experiences ranging from RPGs, simulators, obstacle courses (obby), and roleplay games.Free-to-Play: Optional purchases for Robux, subscriptions (Roblox Premium), and developer monetization.