Wondering what charged me $24.99 on December 28

If the invoice is not from Apple, was the money deducted by a stranger?

Contact your bank, they can find out who (name, address & account number) has collected the amount from your bank account, and when.

Depending on your bank, they can collect the amount back within 30 days.

See also -> Identify legitimate emails from the App Store or iTunes Store

Identify legitimate emails from the App Store or iTunes Store - Apple Support

Hello ~ If you are not seeing the charge anywhere but your bank statement check with your banking institution to make sure your information has not been breached. The phone number shown is associated with a scam. Contact your bank or debit card company ASAP. Also you can click here for information…

If you see 'apple.com/bill' on your billing statement - Apple Support

~Katana-San~