App refund
How can I report a refund request to Apple on an app subscription
Question marked as
View, change, or cancel your subscriptions --> https://support.apple.com/HT202039
Request a refund for an App Store or iTunes Store purchase - "You can't request refunds for recurring charges" --> https://support.apple.com/HT204084
If you still want to try to request a refund for a subscription, contact:
iTunes [Store] Support - Use this form for assistance with account and billing, code redemption, or purchase questions --> https://www.apple.com/emea/support/itunes/contact.html
or
Worldwide iTunes support --> https://support.apple.com/country-selector/itunes