: Indicates the app is compiled for 64-bit architecture, which is required for modern versions of iOS. os80 : Likely signifies compatibility starting with iOS 8.0 .
This file is generally used by people looking to the game FTL: Faster Than Light onto an iPhone or iPad using tools like AltStore or Sideloadly . Since the official version of FTL is technically restricted to iPads in the App Store, "hidden" versions like this are often modified to allow the game to run on iPhones or older hardware. download-ftl-v1-unk-64bit-os80-ok14-user-hidden-bfi-ipa
: Often refers to a specific patch version or a compatibility fix (e.g., for newer iPad screens). : Indicates the app is compiled for 64-bit