REL Link Checker Lite is a free easy-to-use link checker tool to help you maintain the accuracy of links on your web site. The program will help you easily locate broken links and links containing syntactic errors. With a link checker alone, you will have a resource which can save you a lot of time instead of having to manually go through each page of each website to search for dead links. REL Link Checker Lite is the free version of a more powerful tool - Web Link Validator: The Broken Links Doctor.