SEO auditing tools

Analyzing your site manually page by page isn't only time-consuming, but there's a good chance you'll miss out on potential issues.

SEO Auditing tools are an efficient way of checking your site's health, and quickly identify any issues that need rectifying.


Free
thruuu Screenshot
Content briefing, Site speed
Web-based
With to thruuu, you will get comprehensive insights about your competition content and details about the Search Engine Result Page (SERP) of Google.
Freemium
InLinks Screenshot
Content briefing, Content writing, Structured Data
Entity-based SEO Platform, to help you rank higher & stay ranked longer.​
Paid
Botify Screenshot
Log File Analysis, Reporting, SEO crawler
Web-based
Search engines miss about half the content on enterprise websites. Uncover those hidden opportunities with Botify, the leading enterprise SEO platform!
Freemium
Dareboost Screenshot
Site speed
Web-based
All-in-one service for website speed test, web performance monitoring and website analysis (speed, SEO, quality, security). Web performance has never been so easy.
Paid
EasyRedir Screenshot
Site Auditing
Web-based
Easily manage URL redirects using EasyRedir's simple, fast and reliable service for business.
Free
XML Sitemaps plugin Screenshot
Plugins/Extensions, XML Sitemaps
WordPress
This plugin will improve SEO by helping search enginess better index your site using sitemaps.
Freemium
HEADMasterSEO Screenshot
SEO crawler
Mac
Windows
Bulk check URL lists for status code, redirects (301, 302, chains, loops), HTTP response headers. Download for Windows & Mac OS.
Free
Map Broker XML Sitemap Validator Screenshot
XML Sitemaps
Web-based
Find out which URLs in your XML sitemap are valid with Map Broker v0.1 by Michael King(iPullRank).
Paid
OnCrawl Screenshot
Log File Analysis, SEO crawler
Web-based
Technical SEO Platform to open Google's blackbox. Combine your content, log files and search data at scale. Increase traffic, rankings & revenues. Start your free trial
Paid
raventools-screenshot
All-in-one, Keyword research, Rank tracking, Reporting, SEO crawler
Web-based
Save time, money and frustration with online marketing reports that don't get easier than this. Send client reports for SEO, Social and PPC with Raven.
Freemium
Siteliner Screenshot
Duplicate Content
Web-based
Free and fast analysis of your entire website - duplicate content, broken links, internal page rank, redirections and more. Also creates an XML sitemap.
Free
Website Grader Screenshot
SEO checker
Web-based
Website Grader is a free online tool that grades your site against key metrics like performance, mobile readiness, SEO, and security.
Paid
SEOTesting Screenshot
Split Testing
Web-based
Get easier access to valuable data. Run SEO tests to see what works. Keep a changelog on your site.
Paid
AgencyAnalytics Screenshot
Rank tracking, Reporting, SEO crawler
Web-based
AgencyAnalytics helps digital marketing agencies build automated reports for clients. SEO, PPC, social media and more (50+ integrations). Try it Free!
Paid
Sistrix Screenshot
All-in-one, Backlink Analysis, Competitor analysis, Keyword research, Rank tracking, SEO crawler
Web-based
The SISTRIX Toolbox is the premier tool used by SEO professionals. Data you love, from people you trust.
Free
XML Sitemaps Screenshot
Site Auditing
Web-based
Free Online Google Sitemap Generator. XML-sitemaps.com provides free online sitemap generator service, creating an XML sitemap that can be submitted to Google, Bing and other search engines to help them crawl your website better. It will also generate an HTML site map to allow your website visitors to navigate easier.
Free
web.dev Measure Screenshot
Site speed
Web-based
See how well your website performs. Then, get tips to improve your user experience.
Free
Wattspeed Screenshot
Site speed
Web-based
Free
View Rendered Source Screenshot
Browser extensions, Site Auditing
Chrome
Free
Unused CSS finder Screenshot
Site speed
Web-based
This tool recursively crawls your website and finds unused CSS selectors
Free
TTFB Test Screenshot
Site speed
Web-based
Check how much time it takes to load the first byte of a given web page from multiple locations
Paid
Treo Screenshot
Site speed
Web-based
Treo makes it easy to track your site's web performance, test new features, and benchmark against competitors.
Freemium
Surfer SEO Screenshot
Content briefing, Content writing, Keyword research, Site Auditing
Web-based
Use Surfer to generate content plans for any domain in a couple of clicks. Write high-quality and SEO-friendly content to win high positions in Google. Sign up now!
Free
Structured Data Testing Tool Screenshot
Structured Data
Web-based
Test your publicly accessible page to see and validate the structured data it contains
Paid
SpeedCurve Screenshot
Site speed
Web-based
Monitor the front-end performance and build of your website. Compare yourself to others and beat the competition. Start a 30 day free trial now!
Paid
Speed Monitor Screenshot
Site speed
Web-based
Track your website speed and performance data. Monitor changes and get alerts when speed drops. Daily website speed tests start here.
Free
SmallSEOTools Screenshot
Link auditing, Meta Optimisation, Plagiarism checker, Site Auditing
Web-based
You need effective SEO tools which are 100% free? Check out our Search Engine Optimization tools for checking backlinks, tracking keyword positions and more.
Paid
Sitebulb Screenshot
International SEO, SEO checker, SEO crawler, Site speed, Structured Data
Mac
Windows
Sitebulb is an extremely powerful website auditor with the world's most insightful reporting system, winner of 'Best Search Software Tool' at the 2018 UK Search Awards and the US Search Awards.
Paid
SERPstat Screenshot
All-in-one, Backlink Analysis, Competitor analysis, Keyword research, Rank tracking, SEO crawler, Site Auditing
Web-based
Smart and powerful tool for ✓ Backlinks Analysis ✓ Rank Tracking ✓ Keyword Research ✓ Competitor Analysis ✓ Site Audit.
Free
SERPSim Screenshot
Meta Optimisation
Web-based
Tired of inaccurate and outdated SERP snippet generators? SERPsim is based on the very latest google pixel limits and is a full-fledged SERP simulator. Try it!
Freemium
SEOLyzer Screenshot
Log File Analysis
Web-based
Paid
SEMrush Screenshot
All-in-one, Backlink Analysis, Competitor analysis, Link auditing, Link building tools, Local SEO, Site Auditing
Web-based
Semrush offers solutions for SEO, PPC, content, social media and competitive research. Trusted by over 7000000 marketers worldwide
Paid
Searchmetrics Screenshot
All-in-one, Competitor analysis, Keyword research, Rank tracking, Site Auditing
Web-based
Make search and content decisions based on powerful data and analytics. Discover the possibilities of a complete digital marketing solution!
Freemium
Screaming Frog SEO Spider Screenshot
SEO crawler
Mac
Windows
The Screaming Frog SEO Spider is a small desktop program (PC or Mac) which crawls websites’ links, images, CSS, script and apps from an SEO perspective.
Free
Ryte Robots.txt Generator Screenshot
Site Auditing
Web-based
Generate a robots.txt file for free with this easy-to-use tool. Make sure search engine crawlers are crawling and indexing your site.
Paid
Ryte Screenshot
All-in-one, Content writing, Log File Analysis, SEO crawler, Site speed, Split Testing
Web-based
Get more traffic, improve your website’s usability, and increase your conversion rates with the Ryte Suite: the leading all-in-one platform for Website Quality Assurance and SEO.
Free
Rich Results Test Screenshot
Structured Data
Web-based
Test your publicly accessible page to see which rich results can be generated by the structured data it contains.
Free
Responsive Breakpoints Screenshot
Site speed
Web-based
Efficiently analyze each hi-res image and find the best dimensions for embedding as responsive images in your site
RankSense Screenshot
Site Auditing, Split Testing
Web-based
Implement SEO recommendations quickly and easily — see great results In 6 weeks, not 6 months!
Freemium
Pingom Site Speed Tool Screenshot
Site speed
Web-based
Use this free Website Speed Test to analyze the load speed of your websites, and learn how to make them faster.
Free
PageSpeed Insights Screenshot
Site speed
Web-based
Free
Page Outil: GSC Optimization Screenshot
Meta Optimisation
Web-based
Looking to get the most out of your Google Search Console optimization? Try out Page Outil today to take full advantage of your GSC data.
Free
Onely JavaScript SEO Tools Screenshot
Site Auditing
Web-based
Onely Made for Geeks [OMFG] is Onely’s official free toolset that allows you to access your website’s rendering cost, JavaScript injected elements, and indexed HTML and JS code.
Free
OpenLink Structured Data Sniffer Screenshot
Browser extensions, Site Auditing, Structured Data
Chrome
Firefox
Paid
Moz Screenshot
All-in-one, Backlink Analysis, Competitor analysis, Keyword research, Site Auditing
Web-based
Backed by the largest community of SEOs on the planet, Moz builds tools that make SEO, inbound marketing, link building, and content marketing easy. Start your free 30-day trial today!
Free
Mobile First Indexing Test Tool Screenshot
Site Auditing
Web-based
You can see the key differences between your desktop and mobile site with MFI Checker - Zeo's Mobile-first Indexing tool.
Free
Meta Tags Screenshot
Meta Optimisation
Web-based
With Meta Tags you can edit and experiment with your content then preview how your webpage will look on Google, Facebook, Twitter and more!
Free
Merkle Schema Markup Generator Screenshot
Structured Data
Web-based
A Schema.org structured data generator that supports the creation of JSON-LD markups. Including all of the required item properties and more.
Free
Link Redirect Trace Screenshot
Browser extensions, Site Auditing
Chrome
Firefox
Paid
Link Assistant Screenshot
All-in-one, Competitor analysis, Link auditing, Link building tools, Rank tracking, Site Auditing
Mac
Windows
Get all-in-one pack of SEO software - download the free edition of SEO PowerSuite. Powerful SEO tools and free SEO advice - get on the way to top 10 rankings for your site on Google and other search engines!
Free
Lighthouse performance budget generator Screenshot
Configure and download your performance budget for Google Lighthouse
Free
Layout Shift GIF Generator Screenshot
Site speed
Web-based
Cumulative Layout Shift (CLS) Visualiser.
Free
keep-alive-validation-screenshot
Site speed
Web-based
Is keep alive enabled on your web server? Use our SEO tool to check the Persistent Connection status of your website. Check multiple URLs with Bulk mode.
Free
JSON-LD Schema Generator Screenshot
Structured Data
Web-based
One of the easiest ways to add Schema's structured markup to a page is to use JSON-LD. With this tool you can quickly generate the correct JSON-LD for any
Free
HTTP/2 Test Screenshot
Site speed
Web-based
Check if the site is taking advantages of the latest HTTP 2 protocol for better content delivery
Free
HTTP Status Codes Checker Screenshot
Site Auditing
Web-based
Free bulk and single URL server header response code checker and meta refresh detection script.
Free
HTTP Status Screenshot
Site speed
Web-based
Easily check status codes, response headers, and redirect chains.
Freemium
GTMetrix Screenshot
Site speed
Web-based
GTmetrix is a free tool to test and monitor your page's performance. Using Lighthouse, GTmetrix generates scores for your pages and offers actionable recommendations on how to optimize them.
Free
Google Search Console Screenshot
Site Auditing, Web Analytics
Web-based
Search Console tools and reports help you measure your site's Search traffic and performance, fix issues and make your site shine in Google Search results
Free
Free Domain SEO Analysis Tool Screenshot
SEO checker
Web-based
Enter any domain, and we'll show you top competitive SEO metrics like Domain Authority, top pages, ranking keywords, and more.
Paid
Deepcrawl Screenshot
SEO crawler
Web-based
DeepCrawl’s technical SEO platform helps businesses like yours detect opportunities for growth and protect your site from revenue-sapping code.
Freemium
Copyscape Screenshot
Plagiarism checker, Site Auditing
Web-based
Copyscape is a free plagiarism checker. The software lets you detect duplicate content and check if your text is original.
Paid
CognitiveSEO Screenshot
All-in-one, Backlink Analysis, Competitor analysis, Rank tracking, SEO crawler
Web-based
The cognitiveSEO tool provides a unique analysis process that delivers Unparalleled Backlink Analysis, Content Audit and Rank Tracking for Every Site.
Free
Classy Schema Screenshot
Site Auditing
Web-based
Our editors help you build FAQ, How-to and Video pages that contain the structured data markup needed to gain Google Rich Snippets. Or try out our Structured Data Visualiser 🤓
Paid
Calibre Screenshot
Site speed
Web-based
Try the world’s best front-end speed companion for free. Monitor and fix your site speed. Receive powerful reports in your email and GitHub Pull Requests.
Free
Bing Webmaster Tools Screenshot
Site Auditing, Web Analytics
Web-based
Sign in or signup for Bing Webmaster Tools and improve your site’s performance in search. Get access to free reports, tools and resources.
Free
AMP Validator Screenshot
Browser extensions, Site Auditing
Chrome
Free
Aleyda's Hreflang Tag Generator Screenshot
International SEO, Site Auditing
Web-based
Generate easily the hreflang annotations following Google's specifications for your pages by using the hreflang tags generator tool.
Freemium
Ahrefs Webmaster Tools Screenshot
Backlink Analysis, SEO crawler
Web-based
Analyze your own website and find out why you’re not getting more leads from it. Get detailed reports on all your SEO issues and start fixing them right away.
Paid
Ahrefs SEO WordPress Plugin Screenshot
Plugins/Extensions, Site Auditing
WordPress
Increase your organic traffic: Audit your content performance, improve your content quality & get more organic search traffic with the Ahrefs SEO …