: The 1.13 branch is generally stable but lacks the "Season 2" content (like characters from the TV show) found in the latest 1.17+ versions.
When reviewing a compressed archive (.rar) from an unofficial source, focus on these safety metrics: Fallout Shelter Review - Cheerful Ghost Fallout.Shelter.v1.13.8.rar
: Note that the PC/Steam version of the game has historically been updated less frequently than the mobile versions. Some PC versions were even delisted temporarily in 2025 due to security vulnerabilities in the Unity engine. Security & Technical Review (The .rar file) : The 1