cancle my subscription for VPN Express

See this Apple article: If you see "apple.com/bill" on your billing statement

If you see "apple.com/bill" on your billing statement – Apple Support (UK)

See the following Apple articles:

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)

Read also the conditions to end the subscription -> https://apps.apple.com/app/apple-store/id694633015

Payment will be charged to iTunes Account at confirmation of purchase.

- Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period.

- Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal.

- Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user’s Account Settings after purchase.

- Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable.