PulseRate. Heart rate checker funktioniert nicht

App helps you measure your pulse (heart rate) using your phone camera, learn how the numbers relate to your general wellness, perform effective workouts to get in shape, and track your progress.  Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal.  Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period.  Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase.  No cancellation of the current subscription is allowed during active subscription period.  Premium Membership is available with a yearly subscription ($89.  Payment will be charged to iTunes Account at confirmation of purchase.  Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication.