This app has included a Globalkey cloud service which user need to subscript to continually use this cloud service after the trail period is expired, it offer two kind of subscriptions which are Globalkey One Month Service (with one month period) and Globalkey One Year Service (with one year period).
Free 90-day trials
For free 90-day trials, you won’t be charged until your trial has ended. Your iTunes Account will only be charged once your purchase is confirmed.
Subscriptions will auto-renew
Subscriptions purchased from the app will be charged to your iTunes account and will automatically renew with in 24 hours prior to the end of the current subscription period, unless auto-renewal is disabled beforehand. To manage your subscriptions or to disable auto-renewal, go to your iTunes account settings.