In App Purchase Demo

Google Play Billing Library In App Purchase Demonstration.

Showing examples of all in-app purchases using the latest Google Play Billing Library.

The app has covered the following functionality.

1: Multiple subscriptions.

2: One-time purchase (Non-Consumable purchase).

3: Unlimited purchases (Consumable purchases).

5: Remove Ads purchase (Admob and Facebook)

6: Restore owned purchase button.

7: Auto subscription check and activate

8: [New] Subscription Upgrade and Downgrade

9: [New] Store and read coins and subscriptions from Firebase

Special features:

Able to increase Quantity.

Has Price offer.