One-time purchase. You pay once and get free updates for that major version (e.g., all 16.x releases). Upgrading to version 17 costs extra, but you are not forced to upgrade.
Have a question about activation? Drop it in the comments below. photoworks license key new
Official license keys are delivered via email immediately after a secure transaction. One-time purchase
Enter the email address used for purchase and the alphanumeric key exactly as it appears in your confirmation email. photoworks license key new
Getting Started with PhotoWorks: New License Keys and Features