The 16.9.11 version of ECTtracker is provided as a free download on our software library. The following versions: 16.9, 15.1 and 14.3 are the most frequently downloaded ones by the program users. ECTtracker is included in Multimedia Tools. The current installer available for download requires 3 MB of hard disk space. Our built-in antivirus checked this download and rated it as virus free. This free software was originally developed by EyeComTec (LAZgroup S.A.).
From the developer:
ECTtracker is an eye-tracking program, allowing the real-time analysis of the user's eye (open or closed). This application is a part of the complex of assistive technology software created by EyeComTec (LAZgroup SA). ECTtracker implements low cost computer mediated communication for people suffering from various forms of paralysis or significantly impaired mobility.
You may want to check out more software, such as ECTkeyboard, which might be related to ECTtracker.