StoreKit 2 — Complete API Reference

Overview

StoreKit 2 is Apple's modern in-app purchase framework with async/await APIs, automatic receipt validation, and SwiftUI integration. This reference covers every API, iOS 18.4 enhancements, and comprehensive WWDC 2025 code examples.

Product Types Supported

Consumable:

• Products that can be purchased multiple times
• Examples: coins, hints, temporary boosts
• Do NOT restore on new devices

Non-Consumable:

• Products purchased once, owned forever
• Examples: premium features, level packs, remove ads
• MUST restore on new devices