Its at the moment Inconceivable so as to add dynamic merchandise to buy. Every product needs to be added in dashboard and reviewed earlier than it may be used within the app. For a number of worth product buy you need to use some third occasion fee gateway that helps Apple Pay. For instance Razor pay or stripe
If you happen to want to use solely the IAP then you will have to set merchandise at totally different costs for instance
product 1 – 0.99
product 2 – 1.99
product 3 – 2.99 and so forth
and use that for various merchandise. That shall be an exhaustive checklist of product pricing.