Setting Up Your Roblox ContextActionService Mobile Button

If you're trying to make your game playable on phones, getting your roblox contextactionservice mobile button to behave is one of those things you just have to nail down early. It's a bit different from just slapping a TextButton onto a ScreenGui and calling it a day. The ContextActionService (let's just call it CAS to save some breath) is actually designed to handle inputs across different platforms, but it's especially powerful for mobile because it creates the UI for you. You don't have to manually design a button in Photoshop, upload it, and then script its visibility every time a player picks up a tool. CAS handles the "context" part of it, meaning the button only exists when it needs to. ...

February 16, 2026 · 7 min · Juge Becker