What am I paying 99 cents for?

This is primarily a user-to-user support forum; other Apple users like you. We don't have access to information about charges to your account. See each of the steps in the following instructions. They include information on contacting Apple Support if the other steps don't help: If you see 'apple.com/bill' on your billing statement - Apple Support

If you're on your iPhone go to Settings->Tap your name->Media and Purchases->View Account->Purchase History. If you don't see the charge under your purchase history, follow the article that FoxFifth posted. If you see 'apple.com/bill' on your billing statement - Apple Support.