Yes, functions can modify shipping and delivery rules.

Yes, using Shopify Functions.

Backend customizations that modify store logic automatically.

Features added to storefronts, checkout, POS, or customer accounts.

Yes, through app extensions and functions.

Single payments for specific app services or features.

Fees based on how much the app is used.

Monthly or annual subscription fees for app usage.

Most charges appear on the Shopify invoice.

Yes, unless the app is uninstalled.