SEO SpyGlass is a very powerful competition research tool that is also easy to use. SEO SpyGlass will show you exactly how your competitors got top positions in search engines so you can learn how they do it, and get your own site ahead of them. Features: Discovers backlinks the site has, Shows the BEST keywords to optimize the site for, Tells you how to beat your competitor's PageRank, Allows you to see the Alexa Traffic Rank of every backlink, Lets you easily see if your competitors are buying site-wide links and many more.