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See the following Apple articles:
View your purchase history for the App Store, iTunes Store, and other Apple media services
View your purchase history for the App Store, iTunes Store, and other Apple media services - Apple Support
How apps, content, and subscriptions from Apple are billed
How apps, content, and subscriptions from Apple are billed - Apple Support
If you want to cancel a subscription from Apple
If you want to cancel a subscription from Apple - Apple Support
If the subscription that you want to cancel is not listed
If the subscription that you want to cancel is not listed – Apple Support (UK)
If you see "apple.com/bill" on your billing statement
If you see "apple.com/bill" on your billing statement – Apple Support (UK)
Request a refund for apps or content that you bought from Apple
Request a refund for apps or content that you bought from Apple - Apple Support
If you see an unexpected charge
You can request a refund* for a purchase that you don't recognize, but you must pay for the purchase first. You can also cancel a subscription if you don't want to continue it.
*You must request the refund within the refund period.
Refunds are not guaranteed. For more information, see the Terms & Conditions.
❗️Identify legitimate emails from the App Store or iTunes Store
Identify legitimate emails from the App Store or iTunes Store - Apple Support
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