Recurring Business subscriptions are managed by the relevant marketplace and need to be cancelled accordingly:
1. From the App Store select Featured -> Apple ID -> View Apple ID.
2. From within the Account Settings screen select Manage and tap on the subscription you want to cancel. From here you can turn off Auto-Renewal.
3. Open the Google Play Store app then select Menu -> My Apps -> Subscriptions and tap on the app of the subscription you'd like to cancel.