Ipa: Download
While Apple typically manages app downloads through the App Store, there are several official and developer-focused ways to obtain an IPA: How To Manage and Download Apps (.ipa) without iTunes
An (iOS App Store Package) is the distribution format used for Apple applications on iOS, iPadOS, and ARM-based macOS. Functionally similar to an Android APK, it is a compressed ZIP archive containing the app’s binary code, resources, and metadata required for installation. How to Obtain (Download) an IPA File Download IPA