Wann beginnt meine Testphase? Woher weiß ich, dass sie aktiviert ist?

Your trial period with SharedContacts.com begins automatically when you share your first contact label. You can check your subscription status anytime on the “Manage Subscription” page. If your trial is active, it will show as “On Trial.” You will also see the date when the trial period expires.

User's subscription status in SharedContacts.com