If your iPhone is jailbroken (iOS 14–15.6.1 or earlier), installing mods becomes much easier. You can use tweaks like Subway Surfers Hack from Cydia or Sileo, which inject code into the official app. Advantages: no 7-day resigning, always latest version. Disadvantages: security risks, voided warranty, and banking apps may detect jailbreak.

implies that the file has been patched against the latest build number (typically ver. 3.x.x). Before downloading, check the game’s version on the App Store and match it to the mod’s release notes.