Free SEO tools have been around for a while thanks to the brilliant outside-the-box thinkers in the SEO community. These free tools can help when doing SEO research on a tight budget.
Keyword Research Tool for Competitive Analysis
From SeoBook, this free keyword research tool allows you to use some of Google’s free tools do some competitive keyword research all in one place.
Link Analysis Tool
This SeoBook free link analysis tool shows you the different ways you can search for backlinks in the search engines. It includes reviews and citations from Google Blog Search, Technorati, Del.icio.us, Digg, StumbleUpon and Wikipedia.
Google PageRank (PR) Checker
Bigger is better when it comes to page rank. Use this free page rank check tool from PRChecker.info to check your’s and your competitor’s web pages.
Search Engine Spider Simulators
See what a search engine spider sees when it looks at a web page with these free search engine spider simulator tools. Understand what content is being taken into consideration as well as what links are sending page rank off the page.