To make in app purchases in Unity, follow the steps given below:
- Enable the Unity IAP service
- Click on Windows, then go to General and choose ‘Services in the Unity Editor’
- Toggle ON the in-app purchase feature
- Make distinctive billing system for different platforms
- Go to In-app Product and click on Create Product
- Enter the product id, its details and other credentials
- Finally, complete the payment process and then avail yourself of the services.