Google Tool Bar
For those interested in tracking your Google Page Rank, you can’t go past Google’s free toolbar. Other handy seo tools on this toolbar is the ability to see Google’s cached copy of your site and the link popularity to your site.
Download the Google Toolbar
The Ultimate SEO Tool: Web CEO
Web CEO is the world’s best SEO software package. Its 12 tools help you promote your site in search engines, analyze your traffic, and maintain your online property.
Visit Web CEO Website
Search Engine Spider Simulator
View your website in the eyes of a search engine spider. Webconfs.com has a great tool displays the contents of a webpage exactly how a Search Engine would see it.
Use the stimulator
Search Engine Saturation
Find out how many pages of your site a search engine has indexed. The more index the more chance your site has of being found.
Check your search engine saturation
Link Popularity Check
Find the link popularity of your site, link popularity refers to the total number of links or “votes” that a search engine has found for your website.
Check your Link Popularity now
SEO Resource Links
Page Rank Checker is a completely free tool to check the Page Rank value of your web site easily and possibly display your web site’s page rank right on your web pages.
Free Pagerank Checker