The tags in the name suggest it is a optimized for iOS 13.0 (OS130) or later, likely including cheats or unlocked features (indicated by "unk" and "bfi").
As mobile operating systems evolve, many older apps become "abandonware" or stop functioning due to the shift from 32-bit to 64-bit systems. The file is a specifically optimized version of the game designed to run on newer hardware without the lag or compatibility issues found in older versions. Key Features
Let me know the model of your device or the error message you’re seeing, and I can help you troubleshoot the installation!
How to Download and Install Jetpack Joyride (64-Bit/iOS 13+ Support)
Fully optimized for modern iPhones and iPads.