Free SEO tools: 46 website checkers, each one works on its own
46 free SEO tools, each one working on its own. Pick one, enter a web address and get a clear result with fixes. Want all of them at once? Run the free website grader.
On-page SEO
Titles, descriptions, headings and the words on your page.
Title Meta Tag Check
See your page title, its length and whether it is cut off in Google.
Run the title tag checkerDescription Meta Tag Check
Review your page's meta description, its length and whether it is missing.
Run the meta description checkerKeywords Meta Tag Check
Check whether your page uses the old keywords meta tag.
Run the meta keywords checkerH1 to H6 Tags Test
Check your H1 to H6 headings for a clean, correct structure.
Run the h1 checkerText to HTML Ratio
Measure how much readable text your page has compared with its code.
Run the text to html ratio checkerWeb Analytics Check
Check whether your page includes analytics tracking code.
Run the analytics checkerFavicon Test
Check that your website has a correctly installed favicon.
Run the favicon checkerPage Links Analysis
Analyze all the hyperlinks on your web page.
Run the internal link checkerKeyword Density Analysis
Analyze keyword density and consistency on your page.
Run the keyword density checker
Technical SEO
Crawling, indexing, code quality and canonical addresses.
Doctype Check
Check that your page declares a modern HTML doctype.
Run the doctype checkerLanguage Declaration
Check that your page declares its language correctly.
Run the html language checkerW3C HTML Validation
Validate your page's HTML against the official W3C validator.
Run the html code checkerDeprecated HTML Check
Find old, obsolete HTML tags and attributes on your page.
Run the deprecated html tagsNested Tables Check
Check whether your page lays itself out with tables inside tables.
Run the nested tables checkerFrames Test
Check your page for framesets and iframes.
Run the iframe checkerAdobe Flash Test
Check whether your page still uses Adobe Flash.
Run the flash detectorrobots.txt Test
Test whether your site has a working robots.txt file.
Run the robots txt testerXML Sitemap Test
Check that your site has a valid XML sitemap.
Run the xml sitemap validatorCustom 404 Error Page
Check that missing pages return a real 404 and a helpful error page.
Run the custom 404 pageW3C CSS Validation
Validate your page's CSS against the official W3C validator.
Run the css validatorIndexed Pages Check
Check whether anything is stopping your pages from being indexed.
Run the indexed pages checkerVisitors Localization
Check which language and country your page is set up to target.
Run the hreflang checkerIP Canonicalization Test
Test whether your server's IP address shows a duplicate copy of your site.
Run the ip canonicalization testURL Canonicalization Test
Test whether http, https, www and non-www all lead to one address.
Run the canonical checkerBroken Links Checker
Check your page for broken or dead links.
Run the broken links checker
Speed
How fast your pages load.
Page Speed Test
Analyze your page and evaluate its speed on mobile and desktop.
Run the page speed test
Mobile
How your site works on a phone.
Mobile Rendering
Check whether your page is built to adapt to mobile screens.
Run the responsive checkerMobile Experience Test
Evaluate how easy your page is to use on a phone.
Run the mobile experience testMobile Optimization
Measure how fast your page loads on a phone.
Run the mobile page speed test
Security
HTTPS, blacklists and server exposure.
HTTPS (SSL) Check
Check your website's HTTPS and SSL certificate.
Run the https testSafe Browsing Check
Check whether Google has flagged your site for malware or phishing.
Run the google safe browsing checkSpam Blacklist Check
Check whether your server's address is on a spam blacklist.
Run the website blacklist checkEmail Obfuscation Check
Find email addresses written in plain text on your page.
Run the email address obfuscationDirectory Browsing Test
Test whether your server lists the files inside folders.
Run the directory listing checkerServer Signature Test
Check whether your server reveals its software and version.
Run the server signature test
Domain and server
Your domain's registration and your server's setup.
Traffic Rank Checker
Check where your website ranks among the top million sites.
Run the website traffic rank checkerServer Information
Review your website's server details and response.
Run the http headers checkerWhois Lookup
Look up the public registration details of your domain.
Run the domain owner lookupDomain Age Check
Find out how old your domain is.
Run the domain age checkerDomain Expiration Check
Check when your domain registration expires.
Run the domain expiry date checker
Social
How your site connects to social networks.
Social Indicators
Check how your website connects to social networks.
Run the social media checkerFacebook Page Analysis
Check how your website connects to your Facebook page.
Run the facebook page checkerX (Twitter) Account Check
Check how your website connects to your X (Twitter) account.
Run the twitter account checker
Content and accessibility
Images, print and WCAG accessibility basics.
Image Alt Attribute Check
Find images on a page that are missing alt text.
Run the alt tag checkerPrintability Check
Check whether your page has print-friendly CSS.
Run the print stylesheet checkerAccessibility Test
Check your website against common WCAG accessibility guidelines.
Run the website ada compliance