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In-App Purchases

Updated for 2022! In-App Purchase offers additional revenue streams for developers other than the initial purchase from the App Store. This can be great for unlocking functionality, providing additional content or for in-game currency. This course covers the dance with App Store Connect, integration with StoreKit, restoration of previous purchases and transaction validation, by the end of the series you’ll have a great understanding of the concepts behind IAP. By Jessy Catterwaul.

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Who is this for?

This course is for intermediate iOS developers who are comfortable with the Swift language, SwiftUI and know their way around Xcode.

Covered concepts

  • Defining your own in-app purchases locally & in App Store Connect
  • Preparing purchases in Xcode
  • Unit testing your purchases
  • Buying & restoring purchases

Part 1: Getting Started

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Interested in incorporating in-app purchases into your app? This course teaches you how to do just that. Find out what’s involved and what you’ll learn.

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Understand the various types that compose the workflow for making in-app purchases.

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Learn the differences between a consumable and a non-consumable, and then create one in App Store Connect.

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Challenge yourself by adding more in-app purchases to App Store Connect.

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Get started adding StoreKit by building the necessary classes you’ll use to talk to it.

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Query StoreKit with a list of your in-app purchases and then display them to the end user.

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Understand why things go wrong and where to troubleshoot when you don’t receive products from StoreKit.

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Process the returned transactions from StoreKit in order to credit purchases to the end user.

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Receive a quick review of all the steps and then push that buy button.

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Integrate a StoreKit configuration file and create products in Xcode itself.

Conclusion 0:48
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Review the previous part and receive an overview about the upcoming part.

Part 2: Managing & Testing Purchases

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Gain an understanding of the upcoming topics in this part.

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Learn to locally persist a user’s purchases in a secure manner.

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Now that you understand non-consumables, it’s time to implement some consumables.

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Automate the testing of your purchase flow by way of the StoreKit Configuration file.

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Understand the process of responding to refund requests.

Conclusion 1:54
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Congrats on finishing the course! Review everything you’ve learned, and find out where to go next.