If you can get the app IPA, I believe you can still codesign it yourself and dump it on your iOS device without jailbreaking. https://rderik.com/blog/resigning

If you can get the app IPA, I believe you can still codesign it yourself and dump it on your iOS device without jailbreaking. https://rderik.com/blog/resigning-ios-apps-from-an-ipa-for-mobile-security-research/ https://rderik.com/blog/resigning-ios-apps-from-an-ipa-for-m...