OSL IAP Client is a comprehensive integration package designed to help developers easily implement server-side purchase verification for Google Play and the Apple App Store.
Built for teams seeking a highly secure verification flow over a vulnerable client-only setup, this package provides runtime scripts, a demo scene, centralized configuration assets, and editor tooling to accelerate your integration testing.
Included Features:
- Unity Client Scripts: Streamlined workflow for secure purchase verification.
- IapSetupConfig Asset: Centralized runtime settings for easy management.
- Demo UI & Sample Scene: Fully functional environment for immediate integration testing (No UGUI required).
- Editor API Tester Window: Validate backend requests directly in the Unity Editor without building to a device.
- Robust Response Handling: Accurately processes Verified, AlreadyProcessed, and VerificationFailed states.
- Anti-Duplication Flow: Strict reward-grant safety logic to prevent duplicate reward exploits.
- Supplemental Backend Source: Complete backend integration reference archive included.
Supported Scenarios:
- Google Play purchase verification.
- Apple App Store purchase verification.
- Strict reward confirmation only after valid server responses.
- Safe handling of already-processed transactions (Idempotency).
- End-to-end testing of the first-success purchase flow directly within Unity.
Notes:
- This package focuses on the Unity-side integration flow and comprehensive documentation.
- The backend integration reference is provided as a supplemental source archive.
- IAP functionality requires the following Unity packages: com.unity.purchasing (IAP v5.0+) and com.unity.services.core.
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Documentation & Support
For comprehensive setup guides, official documentation, and issue tracking, please visit our official GitHub repository:
https://ongsoolabs.github.io/
