We offer free SEO tools that run from our servers. Run them instantly without downloads. These are free version of our SEOToolSet product. No registration, just free SEO tools.

Free SEO Tools

• Search Engine Optimization/KSP Tool - The Search Engine Optimization/KSP Tool provides keyword statistics that assist with search engine marketing decisions. This tool measures a keyword's popularity by showing daily approximations of how often each keyword is searched in the major search engines, derived from monthly statistics.
• Site Checker - When search engine spiders come to your website, you want to make sure they can crawl around easily to index the maximum number of pages possible. The Site Checker lets you quickly verify the spiderability of your site. It reads the server's response headers and detects any potential roadblocks.
• Page Analyzer
• Link Analysis Report
• Suggest Keywords
• Domain Ranking Report
• SEO Cloaking Checker
• View Page Source

SEOToolSet also offer their commercial version with a 30 day free trial.

• Research Summary: Shows your competition online across all search engines for a particular keyword.
• Single Page Analyzer: A thorough analysis of your web page that looks at keyword usage and reviews your on-page optimization techniques. Helps you identify keyword density, distribution and the formatting of your Meta tags.
• Multi Page Analyzer: This SEO tool works like the single page analyzer but works to interpret the optimization techniques of the top-ranked sites for a particular keyword, so you can see what your competition is up to.
• Site Checker Tool: Checks your server header, detects follows and redirects, exposes performance issues, display robots.txt file and checks for user-agent cloaking. you can even run it on your competition's site. 
• Keyword Selection Tool: This powerful SEO tool finds the targeted as well as other term you might want to exclude from things like your PPC campaign. 
• Search Engine Ranking Monitor: The fastest search engine ranking tool on the market,  this tool extracts unfiltered and unbiased rankings for your site per keyword across search engines. 
• Domain Ranking Report: This SEO report shows which keywords your site is ranking for across every search engine.
• Ranking Report by Keyword: This tool reports which pages are ranking for each keyword in every search engine.
• Ranking Report by Page Name: This tool reports which keywords each page is ra