The "Free" version is often hidden. To find it, you usually need to scroll to the bottom of the NCH website and look for the specific "Free Version" download link. If you download the main version from the homepage, it is often the Professional Trial , which will expire and ask for a serial code after 14 days. The Risks of "Free" Serial Codes & Cracks
After the trial, Debut reverts to a free version that includes: debut video capture software serial code