But while Roblox is indeed free to play, the game will happily sell you Robux — an in-game virtual currency for upgrades and avatar accessories. And, if you don’t have the game’s robust parental ...

Roblox announced new parental controls, including new ways for parents and caregivers to remotely monitor their child's gaming experience.

To do this, from the Roblox app, press the three dots in the bottom right-hand corner, and then scroll down to Settings. Tap that, then Parental Controls.