When you first run noatikl you'll get reminders to enter your product key. After using Noatikl for a number of days, the evaluation period will expire. From that point onwards, you'll have to buy a key from intermorphic in order to continue using noatikl. Once you've received your Noatikl product key, you must select Help -> Noatikl Product Key, and enter your details into the three fields. Press the appropriate key to check and confirm your details! When you buy your key, you might be sent a “keep you going” key that you can enter immediately while we check your details. This key will keep Noatikl running for a few more days. Be sure to enter the full product key when you receive it, in order to keep using noatikl.