To cancel your subscription, follow the 'cancel continuous subscription' link from under Profile & Settings > Subscription.
Apple App Store Payments
If you paid for a subscription via the iPhone app, you'll need to cancel your subscription through the app store.
Please note: You do not need to contact your bank/card provider to cancel future payments. If you request a refund from your bank (known as a 'chargeback) your Christian Connection account may be closed on a permenant basis.