: 64bit . Indicates the binary is compiled for ARM64 architecture (iPhone 5s and later).
This specific naming convention suggests it is a cracked or modified version of the game intended for sideloading on older or specific iOS hardware (likely ARM64 devices given the "64bit" tag). : 64bit
: 3gs . This is a legacy tag often used by older IPA libraries, though it is contradicted by the 64bit tag later in the string. A specific tag used by the original uploader
: bfi2 . A specific tag used by the original uploader or the automated system that archived the file. File Extension : .ipa (iOS App Store Package). Security and Ethical Consideration Architecture and Compatibility
The string provided— download-terraria-v4-v100967-3gs-univ-64bit-os100-ok14-user-hidden-bfi2-ipa —appears to be a specific for the game Terraria .
: v100967 . This likely refers to the specific build number of the application binary. 2. Architecture and Compatibility