To create a "Deep Feature" related to an IPA for iOS in 2021 (the year was released), you should focus on Universal Links Visual Look Up integration

The status of (iOS App Store Package) files for (and extending into today's legacy community) centers on maintaining the utility of devices like the iPad 1st Generation and iPod Touch 3rd Generation. Since Apple has withdrawn 32-bit apps from the official App Store, users rely on archives and jailbreaking to sideload functional software. Core Status & Challenges (2021 Context)

allows users to identify objects like plants, pets, and landmarks in photos. Developers can tap into this "deep" system capability to enhance their apps. How it works : By using the Vision framework

: Major apps like YouTube , Minecraft , and Amazon Prime Video were officially incompatible with iOS 5 by 2021.

) for devices that cannot be updated beyond iOS 5.1.1, such as the original iPad (1st generation). Because the official Apple App Store has retired most 32-bit apps compatible with these devices, users often turn to community archives for these files.

Because the root certificates on iOS 5 expired in 2019-2020, any IPA that required internet access (Twitter, Facebook, Weather) would throw a "Cannot verify server identity" error.

Use tools like Absinthe 2.0 or RedSn0w to unlock the device.