Watchdog group says kids vulnerable to inappropriate content on popular game Roblox Roblox said inappropriate content is rare and security has been increased.

Roblox is the most popular game in the world for children ages 5 through 12. As of August 2020, Robolox had over 164 million monthly active users.

Some teens using the popular online game -creation platform Roblox are engaging in sexual and inappropriate behavior online, according to a Fast Company investigation.

Roblox is no longer allowing users under the age of 13 to message others outside of games and experiences on the platform.