The sobering conclusion is that a "new" Game Guardian for iOS without a jailbreak will almost certainly never be released as a simple, downloadable app. Apple’s security model is not a bug to be fixed; it is a feature that drives their enterprise value. For a no-jailbreak memory editor to exist, it would require:
If you want, I can:
This is the closest legitimate equivalent to memory editing on non-jailbroken devices.
Download TrollStore installer from GitHub (official repository). Do not download from ad sites. Step 2: Sideload the installer using Sideloadly or AltStore via a PC. Step 3: Open the installer and press "Install TrollStore." Your phone will respring. Step 4: Download the iGameGod IPA file from the official Netskao GitHub releases page. Step 5: Open TrollStore → Settings → Install IPA → Select iGameGod. Step 6: Open iGameGod. It will ask for permission to draw over other apps (this is a TrollStore workaround). Enable it. Step 7: Open any game (e.g., Subway Surfers, Efootball, or an offline RPG). Swipe down the notification center. You will see a floating "Game" icon. Tap it. You can now search for values (e.g., 500 coins → search 500 → spend 5 coins → search 495).