iOS is even more restrictive. There is no direct file access for Grimvalor without jailbreaking. Your only option for an "updated save" is iCloud backup or the game’s internal cloud save (if enabled). Unfortunately, you cannot manually inject a downloaded save file on modern iOS versions.
But the landscape changes. Game updates (like the major 1.3.0 and 1.4.0 patches) alter encryption, shift save directories, and break old files. This article provides the to Grimvalor save files, covering what works, how to install them safely, and the risks involved. grimvalor save file updated
When his vision cleared, he wasn’t in his apartment anymore. iOS is even more restrictive