To download Roblox, play most of the games it hosts, and sign up, is completely free. But there are some games, cosmetic items, and building tools that require Roblox's virtual currency: Robux.

Nefarious game makers appear to be leveraging a chat-based Roblox exploit that results in automatic account bans for unsuspecting users.

More importantly, Roblox extensions are generally safe to use. Since extensions aren't altering gameplay in any way, they aren't a bannable offense. However, players using extensions should still ...