in app purchases

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Invalid Product IDs

Do you have an invalid product ID that won’t go away? Good thing the StoreKit API provides error codes and detailed error information explaining why the ID is invalid. Oh, what’s that? There are no error codes or error details of any kind when you have an invalid product ID, you say? Bah, silly me. […]

In App Purchases: A Full Walkthrough

At first glance, adding in-app purchases seems like it would be a walk in the park. Apple provides plenty of documentation that should get developers up and running in no time. So, why is adding in-app purchases such a royal pain in the arse? Because, inevitably, something will go wrong. And when that moment arrives, […]