Roblox UDim2

Roblox UDim2 might seem like just a bunch of random numbers when you first see it in the properties window, but it's actually the secret sauce behind making your game's interface look good on everything from a massive 4K monitor to a tiny cracked smartphone screen. If you've ever spent hours making a beautiful main menu only to open it on a different device and realize your "Play" button has vanished into the void, you've felt the pain that comes from not mastering this system. It's one of those things that feels a bit technical at first, but once the lightbulb goes off, you'll wonder how you ever built anything without it. ...

January 22, 2026 · 7 min · Crossman Lauryn