---
title: Is Unreal Engine 4 being used on mobile, or a custom version of it?
description: Myst Mobile uses a customized version of Unreal Engine 4.27+.
url: "https://cyan.com/docs/is-unreal-engine-4-being-used-on-mobile-or-a-custom-version-of-it/"
updated: "2023-04-14"
category: Myst Mobile for iOS (2023)
---

# Is Unreal Engine 4 being used on mobile, or a custom version of it?

Myst Mobile uses a customized version of Unreal Engine 4.27+.