HTML Match is one great HTML comparison tool for Windows available on the Internet today. Use it to analyze the changes between two revisions of an HTML file. The files can be on a local hard drive or can be web pages on the Internet. HTML Match can be used to locate the differences in the program source code, text content or visual aspects of the pages. Differences, down to the individual character level, can be viewed in a side-by-side layout or in one browser window

This HTML comparison tool allows you to analyze the changes between two revisions of an HTML file. Programmers can compare source code differences in a one-window composite view or a two-window, side-by-side layout. Web designers can view the changes in their browsers, as they appear, with the differences highlighted. Technical writers can compare the text content of the pages. The text is extracted from the pages, and differences appear in either a composite or a side-by-side layout.

The license of this software is Free Trial Software, the price is $27.95, you can free download and get a free trial.