If you see "apple.com/bill" on your billing statement
Apple.com/bill will appear on your billing statement when you buy music, films, apps or other content from Apple. It will also appear when a subscription has been renewed and when a family member has bought apps or content from Apple.
How to see what you've been charged for
To see your purchase history, go to reportaproblem.apple.com.
Sign in to your Apple Account.
A list of purchases will appear. To see family members’ purchases, select the Apple Account button and choose a family member.
To see the full receipt, including tax, tap or click the date. Multiple purchases, including subscriptions, may be grouped into one charge.
If the charge is for a subscription that you no longer want, you can cancel the subscription. Find out where else you can view your Purchase History.
If you still can't identify the charge
Can't find a matching charge at reportaproblem.apple.com? Find out if you used another account to make a purchase.
Search your email for the words “receipt from Apple” or “invoice from Apple”.
Look for a receipt that matches the amount you can see on your billing statement.
On the receipt, see what was purchased and which Apple Account was used.
Check if the Apple Account in the email is different to you used to sign in to reportaproblem.apple.com. If it’s different, use this Apple Account to sign in to reportaproblem.apple.com and review your purchase history.
Contact Apple Support
If you've checked reportaproblem.apple.com and your emailed receipts and you're still not sure why you've been charged, contact Apple Support.