Credits acquired with credit packages expire one year after the purchase date. In order for you to enjoy your downloads without interruption, subscriptions are set to renew automatically. You can manage your payment settings on this page http://www.dreamstime.com/card_management.php
. If you opt not to renew automatically, then your subscription is time limited and will give you access to a specific number of images for one, three, six or twelve months, depending on the plan selected. When the specified period has passed, the subscription stops automatically.