If I had to guess why you had issues, the app probably had certificate pinning. Apple makes it pretty easy to pin domains, but it's also not too difficult to ci

If I had to guess why you had issues, the app probably had certificate pinning. Apple makes it pretty easy to pin domains, but it's also not too difficult to circumvent it. This looks to cover it pretty well: https://www.guardsquare.com/blog/leveraging-infoplist-based-certificate-pinning-ios-and-making-its-shortcomings https://www.guardsquare.com/blog/leveraging-infoplist-based-...