Free SEO Tools

Drop My Link: link building helper

Google Analytics and Google AdWords Checker: check your site’s URLs for missing Google Analytics or Google AdWords code

Mobile-Friendly Test: run test to see if site is easy to use on a mobile device

Nibbler: free tool for testing websites, scoring report – accessibility, SEO, social media & technology

OpenLinkProfiler: backlinks checker tool, shows link influence score, active backlinks, links to home page, nofollow links, anchor text and link destination, 1,000 links can be downloaded in .csv format

Open Site Explorer from MOZ: track backlinks of your site and your competitors’ site, check Domain Authority (DA) and Page Authority (PA), tool for link building opportunities

Siteliner: find duplicate content, broken links, comparison with other sites, download XML sitemap

SEO Bin: SEO optimization tool to optimize title tags and meta description

SEO Chat: internal and external link analyzer and link’s anchor text

SnippetOptimizer: shows how title and description look like in Google’s SERPs

SEO Review Tools: SEO authority, technical SEO, SEO content, social media

SEO SiteCheckup Score: meta elements, SERP preview, keywords cloud, headings, robots.txt, sitemap, broken links, friendly URLs, image Alt, Inline CSS, deprecated HTML tags, Google Analytics, favicon, backlinks, JS Error, social media, speed optimization, server & security, mobile usability, advanced SEO (microdata schema, noindex tag, canonical tag, nofollow tag, disallow directives, SPF records)

SEO Tool Ranker: article rewriter, plagiarism checker, backlink maker, meta tag generator, meta tags analyzer, keyword position checker, robots.txt generator, XML Sitemap Generator, backlink checker, Alexa Rank checker, word counter, online Ping website tool, link analyzer, my IP address, keyword density checker, Google malware checker, domain age checker, whois checker, domain into IP, backlist lookup, Dmoz listing checker, URL rewriting tool, www redirect checker, Mozrank checker, URL encoder / decoder, server status checker – a complete list of tools to resolve efficiently digital marketing activities

SEO Workers: HTTP headers check, head elements, relevant keywords/keyphrases, the page displayed within SERP, ULSs found in the page, heading

SEO Web Page Analyzer: meta title & description, heading structure, content analysis, keyword analysis, hyperlinks, images, social