Similarity Analyzer

Most search engines compare the text of web pages to filter out resources with too much similar or identical texts from search results.

This similarity analyzer tool compares two web pages calculating some statistics about their HTML code similarity and their text similarity. An HTML code similarity value can be used to identify pages belonging to the same site/network, while a text similarity value is useful to find duplicated or near-identical text contents.

This similarity analyzer is provided by, a free italian guide to web site optimization and search engine positioning.

Just insert the addresses (URL) of two pages and click "Compare pages"

First page URL:
Second page URL: