Since you cannot simply "drag and drop" an IPA onto a modern iPhone, you’ll need a few tools to bridge the gap:
As the years progressed, Apple aggressively updated iOS, transitioning from 32-bit architecture to 64-bit with the release of iOS 11 in 2017. This transition acted as a digital extinction event for thousands of classic mobile games. Apps that were not actively updated by their developers to support 64-bit architecture were permanently removed from the App Store or rendered unplayable on modern devices. STEINS-GATE-v1.0.ipa
The modern iteration, available on the Apple App Store , requires iOS 15.0 or later. Since you cannot simply "drag and drop" an
To run a v1.0 IPA today, users generally require "legacy" hardware (like an iPhone 4S or 5 running iOS 6-10) and tools like AltStore or Sideloadly to install the file. File Integrity: The modern iteration, available on the Apple App
If your device supports TrollStore (permasigning), simply download the IPA to your Files app, share it to TrollStore, and let it inject.
: An .ipa (iOS App Store Package) file is a container format used by Apple to distribute and install apps on iOS and iPadOS.