Canceling a subscription

View, change, or cancel your subscriptions - https://support.apple.com/HT202039 - Learn how to view your subscriptions that renew automatically, change your subscription period, and turn off Automatic Renewal."

Get help with subscriptions not billed through Apple - https://support.apple.com/HT207865

If its being charged through your Apple ID follow the steps here: View, change, or cancel your subscriptions - Apple Support