No refund possible, idk why it’s not possible
Why I’m not possible to get a refund for something I accidentally bought ?
Question marked as
Purchases are considered final as you know, but you can try the 'report a problem' page to contact iTunes Support and see if they will refund you as a one-off : http://reportaproblem.apple.com
Or you can try contacting iTunes Support via : http://www.apple.com/support/itunes/ww