The key for Roblox to grow its revenue is to grow its DAUs and hours engaged on the platform. The more time people spend on Roblox, the more likely they are to buy Robux, plain and simple.

It’s not quite Minecraft, but the Lego-like block world of Roblox is doing just fine at its tenth anniversary. The San Mateo, Calif.-based company has more than 30 million monthly active users ...