This document discusses various cross-platform native APIs and services including in-app purchases, social sharing, OAuth integration, advertisements, analytics, game services, and cloud saving. It provides advantages and disadvantages of different approaches for implementing these features either through native device APIs or third-party solutions. The document aims to help developers choose the right options for building cross-platform mobile apps.

1. Cross-platform Native API

2. Our Experience

3. In-App Purchases
● Consumable
● Non - Consumable
● Managed
● Non-Managed
● Restore Purchases ● Google Inventory
● Receipt Validation
● Developer Payload
● Server validation (Google API)
● Receipt Validation
● Server Validation + Sandbox

4. Social Sharing
Native Device API OAuth Integration
Advantages:
● No App
● No Permissions dialog
● User will not leave your app.
● Posting looks natively to platform
Disadvantages
● Messages / images only
● No post result
Advantages:
● All offered features
● Full actions control
Disadvantages
● Have to create an App.
● Extra UI work

5. Advertisement
Mediation

6. Analytics
● Measurement protocol
● Google Services support
● Fastest integration
● Native Analytics
● SlimLine Solution
● Rich Platforms Support
● Popular solution
● Lot’s of features

7. Game Services
Game Center (IOS) Play Service (Android)
Achievements Leaderboards Multiplayer

8. Cloud Save
Screen Recording
Everyplay Replay kit
iCloud Saved Games

9. The End :)