The difference is if I buy something at Walmart I can use it however I want. If I buy something from the App Store I can only use it on my phone, and Apple can

The difference is if I buy something at Walmart I can use it however I want. If I buy something from the App Store I can only use it on my phone, and Apple can yoink it from the store and I’ll never get updates again. Plus Walmart sells actual stuff they have to purchase ahead of time, truck there, and store. That does in fact cost money. Hosting an app on a server farm costs almost nothing.