Reference

What you see here is for computer and mobile phone. Below, you will see links to both device based on their OS. We should have included them on our homepage.

Android Roblox Version –
https://play.google.com/store/apps/details?id=com.roblox.client&hl=en

iOS version for Roblox
https://itunes.apple.com/us/app/roblox/id431946152?mt=8

Windows Mobile Link
https://www.microsoft.com/en-us/p/roblox/9nblgggzm6wm

Web Version is actually for PC.