Testing GUIs

Nothing is more annoying and unprofessional than GUIs that do not scale properly. We have already learned how to scale GUIs properly using the Scale property in the UDim2 data type throughout this chapter. Doing this already makes our GUIs scale properly across different-sized screens.

But there are many devices that you can play Roblox on. Roblox even supports consoles that might be connected to enormous TVs but also supports phones and tablets. While they keep getting bigger, there are still a lot of very small phones out there, and our job is to make our GUIs look fantastic on all of these devices.

Obviously, we cannot purchase every device to see whether our GUIs look good on them, yet we still want to see what they would look like on these devices. Luckily, there is a solution for this. Roblox Studio has a built-in emulator that allows us to pretend to be another device. This way, we can see what GUIs look like, and much more, which we will come back to in a...