Decrease resolution to improve performance on older devices or increase it for crisper visuals.

Search for the specific GFX tool and select the direct install option.

Plug your iPhone or iPad into your computer using a USB cable.

Download the GFX-tweaked IPA file directly onto your iOS device.

Lower the game's internal resolution (e.g., from 1080p to 720p) to drastically reduce the load on your GPU.

These official tools offer legitimate functionality, albeit sometimes less comprehensive than sideloaded alternatives.

IPA files obtained from unverified sources may contain malicious code. Unlike the App Store, where Apple reviews each submission, sideloaded apps bypass all security checks. Potential threats include:

Change shadow quality, texture quality, and shader effects to see enemies more clearly.

This is the safest and most official method utilizing Apple's free developer accounts.

Allows compatible devices to run games at their maximum refresh rate.

For users running older iOS versions (up to iOS 16.6.1), offers the most elegant sideloading solution. By exploiting the CoreTrust bug, TrollStore installs apps permanently without certificate expiration or the need for periodic refreshing.

Choose between Classic, Colorful, Realistic, or Soft rendering profiles.

Because these tools are not available on the App Store, you must sideload the IPA file using a computer or a third-party certificate signing service. Here are the three most reliable methods used today.

The Ultimate Guide to GFX Tools for iOS: How to Enhance Mobile Gaming via IPA Files

No—most GFX Tools target specific game engines (Unreal Engine or Unity). “GFX工具箱助手iOS版” supports multiple popular titles but not every game available in the App Store.