Yes, you can cancel the news service subscription to every time until one day after it extend.
After the test trial you can cancel the subscription before the next payment (monthly).
In each email you have the option to unsubscribe from the news service via clicking on “Unsubscribe or Manage your Subscription“. If you confirm your cancellation by clicking “Yes, unsubscribe me” the page will navigate you further to cancel your PayPal subscription payment.
On the page “This is to confirm your Unsubscription” please go ahead by clicking “PayPal Subscriptions” and log in to your PayPal account to cancel your Subscription, if you used PayPal as payment method. If you chose debit- or credit card, please click on the “email” link and send us a short information that you unsubscribed from our News Service. We will stop the payment and send you a confirmation via email.