Best Free SEO Software
View:
Compare the Top Free SEO Software as of November 2025
Sort By:
What is Free SEO Software?
SEO software is software used to help website owners and content creators optimize their websites for better search engine visibility. It can be used to track keyword rankings, analyze competitors' strategies, identify relevant link opportunities, and check backlink status. Additionally, SEO software often includes features such as automated reporting capabilities, content optimization tools, and alert monitoring. Such technologies can provide a comprehensive view of a website's performance in the search engine results pages. Compare and read user reviews of the best Free SEO software currently available using the table below. This list is updated regularly.
-
1
Semrush
Semrush
Semrush is an online visibility management and content marketing SaaS platform that ensures businesses get measurable results from online marketing. Our software helps companies of all sizes and industries to optimize their visibility across key channels and create engaging content for their users. Our data enables discovery of great growth opportunities, while workflow and tracking solutions help users run experiments continuously and more accurately measure results. Unveil your competitors’ marketing strategy and tactics. Analyze traffic of any website. Unveil competitor promotion strategies. Get ideas for growing your market share. Discover keyword & backlink gap. Discover how to reach more prospects while spending less. Find the best keywords for every PPC campaign. Monitor your competitor’s ad copies and landing pages. Optimize your Advertising spend (at a local level). Analyze Google Shopping ad campaigns. -
2
Seobility
Seobility
Seobility checks your complete website, by crawling all linked pages. All found pages with errors, problems with the on-page optimization or problems regarding the page content like duplicate content are collected and displayed in each check section. Of course, you can also analyze all problems of a single page in our page browser. For a sustainable and continuous review of your website, each project is constantly crawled and analyzed by our crawlers to track the progress of your optimization. You will also be notified by our monitoring service with the status of your website via e-mail, if server errors and major problems occur. Seobility not only provides a detailed SEO audit but also gives tips and instructions on how to fix the problems found on your website. By fixing these issues, you make sure that Google can access all of your relevant content and understand what it’s about in order to match it with suitable search queries.Starting Price: $50 per month -
3
Articly.ai
Articly.ai
Introducing Articly.ai - the ultimate solution for bloggers and content creators looking to optimize their online presence. With the power of an SEO writer at just 1% of the cost, Articly.ai is the most advanced blog and article tool available today. Crafted by leading SEO experts and coded by the finest AI developers in Silicon Valley, Articly delivers complete, promotional, and 100% SEO-ready blog posts that feature images, tables of content, HTML, and backlinks. All you need to do is provide us with the topic and brand information, and Articly.ai will do the rest. What can you expect from Articly? - Create and publish SEO-optimized articles in just seconds. - Schedule automated blog posts and eliminate the need for an SEO writer. - Each article comes with commercially-licensed images. - 99.98% AI detection accuracy. - Automatic HTML, headers, and tables of content. - And much more! Experience the power of Articly.ai and take your content to the next level!Starting Price: $47 per month -
4
Rankscale
Rankscale.ai
Rankscale.ai is the next generation platform for Generative Engine Optimization (GEO)—built to help brands, SaaS products, and digital businesses dominate visibility in AI-driven search engines like ChatGPT, AI Overviews (Google SGE), Perplexity, Claude, Mistral, and DeepSeek. Unlike legacy SEO tools stuck in the past, Rankscale is engineered for the AI-first web. It offers daily tracking of your AI search footprint, deep citation analysis (currently across ChatGPT, Perplexity, and AI Overviews), and powerful filtering, searching, and categorization of citations—so you can quickly see who’s mentioning you, where, and why.Starting Price: $20/month -
5
CSS HTML Validator
AI Internet Solutions LLC
CSS HTML Validator for Windows, Mac, and Linux is a fast, powerful, highly user configurable, and easy to use web development tool that checks HTML, CSS, SEO, spelling, accessibility (including WCAG 2.0/2.1/2.2), PHP, XHTML, JavaScript, htmx, and links. CSS HTML Validator includes batch processing (in the Pro edition), integrated HTML/CSS editing, and much more. It works offline so it's super-fast and your privacy is protected because your documents are not uploaded to a server for checking. CSS HTML Validator Pro has superior customization features so you can configure the validation to your liking. You can even add your own validator messages, recognize your own HTML elements and attributes, and much more. Try CSS HTML Validator Pro for Windows free for 200 validations or 30 days, whichever comes first. A FREE limited version of htmlval for Mac and Linux is also available.Starting Price: $60 (one time) -
6
SeoSamba's Marketing Operating System or MOS is a comprehensive cloud marketing software ideal for small businesses and multi-locations enterprises alike. Your SeoSamba Marketing Operating System includes a set of high-performance tools to help build a powerful no-nonsense digital marketing presence up. Access SEO tools, Google and Facebook review management tools, email marketing tools, social marketing tools including a mobile app, VoIP telephony and call tracking tools, text marketing and messaging tools, as well as centralized blogging for SeoToaster and Wordpress powered websites. SeoSamba MOS seamlessly integrates with SeoSamba's CRM product SeoToaster Ultimate CRM and features two companions mobile apps, a social marketing and lead & CRM apps to help you manage your business on-the-go. SeoSamba MOS can be private-labeled by solution providers.Starting Price: $99.00/month
-
7
AISeoMate
AISeoMate
What is AISeoMate? An AI-powered SEO tool to boost your website traffic that crawls your site and top competitors, merges findings with keyword, SERP, and backlink data, then turns it into ordered brand-aligned seo content—so you publish what will move traffic next. How does it work? Crawl → find content gaps → generate content → improve pages → monitor rankings and links. Why is it better than other tools? Most AI writers guess from prompts or a single URL. Our SEO tool starts with your full content graph and live market data, detects cannibalization, and recommends exactly what to create, update, expand, or defend—reducing wasted content and strengthening topical authority. Does it include an AI writer? Yes—it generates human-quality, brand-tuned drafts and updates, with on-page suggestions and quick edits to match intent. Who is it for? Founders and lean teams who want agency-level research and execution in one place.Starting Price: $19/month -
8
SiteAnalyzer
SiteAnalyzer
SiteAnalyzer is a web crawler tool meant to scan URLs and perform a fast SEO analysis of a website. Use it to fix technical issues and improve SEO in the shortest period. Scan your entire website and get detailed information about each page. SiteAnalyzer will help you identify and fix both technical and SEO errors! SiteAnalyzer provides a set of tools for quick and effective technical website audit and SEO optimization. Scan URLs to detect broken links and non-existent pages. Check 301 and 302 redirects on a website (temporary and permanent redirects). Optimize title, keywords, and description tags and combat duplicates. Search the internal and external links on your website. Calculate the Google PageRank of each page on your website. Unlike other crawlers, SiteAnalyzer allows to save projects as a list instead of accessing them one by one. Scan websites of any size due to modest system requirements.Starting Price: $0 -
9
SEOLinkMap
Comptrio
SEOLinkMap provides smart SEO analysis that works differently than other tools. Most SEO platforms give the same advice for every keyword. We prove this approach fails by showing how each search page needs unique tactics. Our system studies over 40 ranking factors using proper math and stats. We find opposite results for different keywords - what helps one search term often hurts another. The platform connects with Google Analytics and Search Console for live data. We also support AI agents through Model Context Protocol integration. Interactive maps show how your site links connect. You can start free and pay only for what you use. Our competitor research shows exact numbers - not guesses. We measure correlations and provide clear p-values so you know what works. The tool turns complex data into simple strategies. Instead of following generic rules, you get specific advice based on what actually ranks for your exact keywords.Starting Price: $10/month for unlimited seats -
10
HubSpot Marketing Hub
HubSpot
Grow your traffic, convert leads, and prove ROI with HubSpot Marketing Hub. An all-in-one inbound marketing software, HubSpot offers the tools that brands and marketing professionals need to build and launch effective campaigns that help their business get noticed. This includes search engine optimization (SEO), writing blogs & creating web content (CMS), leveraging social media like Facebook, LinkedIn & Twitter, and more. With Marketing Hub, we’ll help your team grow traffic, convert leads, and track your entire funnel in one place. Drag and drop your way to polished landing pages and email templates. Quickly publish blog posts that establish you as an authority on any subject and help you get found online. And you’ll be ready for visitors from any device because your content is responsive right out of the box. Get real-time SEO suggestions, and create a content strategy that adapts to the way modern search works. And much, much more.Starting Price: $50 per month -
11
Pulno
Pulno
Pulno is a website analysis tool that crawls websites in search for potential issues and analyzes numerous parameters that are crucial for SEO, including performance, broken links, broken graphics, no alternative descriptions, link depth, and content issues. Additionally, Pulno also monitors all the changes implemented on a website and is equipped with Unique Content Analyzer which checks for duplicate content off-site and on-site. Pulno conducts thorough website audits that are accompanied by comprehensible reports that include actionable advice on how to resolve issues.Starting Price: $12 per month -
12
Elementor
Elementor
The world's leading WordPress page builder. Control every aspect of your web design workflow from one place. Simple. Powerful. Flexible. Experience the power of 100% visual design. Build websites that load faster, and speed up the process of building them. The only complete design platform to offer pixel perfect design, yet produces 100% clean code. Take your design vision and turn it into a stunning custom-made website. Design forms visually, integrate them with your favorite marketing tools, and generate more traffic, leads & conversions. Thousands of developers have contributed to the Elementor open source project, building themes, add-ons, and products, further extending the functionality. Elementor was built for you. Designers, developers, marketers, and entrepreneurs. Create stunning landing pages, design a blog, customize your online store – everything is within reach!Starting Price: $49.00 per user per year -
13
SE Ranking
SE Ranking
SE Ranking is an all-inclusive, cloud-based search engine optimization (SEO) platform for webmasters and marketing professionals. Intuitive and easy-to-use, SE Ranking offers a complete set of tools for comprehensive tracking of keyword positions, site auditing, analyzing competitor SEO and PPC strategies, keyword suggestion and grouping, website ranking, backlink monitoring, automated professional reporting, and more. By leveraging SE Ranking, users can easily keep track of their website’s keyword ranking in multiple countries, cities, regions, and languages in real-time across Bing, Google, and Yahoo.Starting Price: $24.80/month/user -
14
SERPUPDATE
SERPUPDATE
Elevate your SEO strategy and achieve lasting results with SERPUPDATE — the fast, accurate, and scalable keyword rank tracking solution trusted by marketers worldwide. SERPUPDATE empowers you with reliable keyword data, real-time tracking, and precise location-based results across 200,000+ regions and 200+ countries. Effortlessly monitor thousands of keywords, analyze competitor SERPs, and generate comprehensive charts to measure campaign performance with clarity. With automated scheduling, bulk checks, and non-expiring credits, SERPUPDATE removes the hassle of manual tracking and keeps your SEO reporting efficient and cost-effective. Export data seamlessly to Excel, track rankings on Google, AI Overview, Bing, Baidu, Yahoo, Naver, and Seznam, and drill down to city- or district-level accuracy.Starting Price: $8/5000 credits -
15
Yoast SEO
Yoast
The mission of Yoast is SEO for everyone. We want to give everyone the opportunity to rank in the search engines. Our SEO plugin, blog posts, and online courses should enable both large companies as well as small websites to attract the traffic they desire. Yoast SEO is the #1 WordPress SEO plugin. Get more visitors from Google and Bing. Attract more visitors from social media. Increase your readers’ engagement. We walk you through every step: no need to be or hire an SEO expert.Starting Price: $89 -
16
GuinRank
GuinRank
Google uses machine learning to analyze the context of the content. Now you can Create Content That Google Wants to Rank! We offer you the most powerful content editing tool for AI, supporting 60 languages. We are the best among all our competitors, We can analyze the content of your site and compare the top results in Google. Allows you to see the power and weakness of the keyword content of your articles and competitors. The tool saves you a lot of time and helps you write.Starting Price: Free -
17
Serpstat
Serpstat
Serpstat is the growth hacking tool for marketing and SEO. Website analysis always one click away with the Serpstat plugin. Don't look for the required report too long anymore. Find out all information about every domain with one click using the Serpstat plugin. Our Manual and Use Cases page will show you how to use Serpstat to its full potential. Beat your competitors and take a leading position in Search. Freemium model allows you to research keywords, analyze competitors and get acquainted with Serpstat without hassle. Sign up for free now! Not sure how to use a certain feature? Need help with setting up domain tracking? If you need assistance or have any other questions, our support team is always here to help!Starting Price: $69 per month -
18
SEOPress
SEOPress
Improve your traffic now! Simple, fast and powerful SEO plugin for WordPress. Optimize quickly and easily the SEO of your WordPress site. All the features you need in one plugin: breadcrumbs, redirections, schemas, sitemaps, broken link checker. Installation Wizard, quickly enable/disable features, modify your title tags in seconds. No footprints in the source code, no ads, no anonymous data sent, white label, even in the free version. Manage your titles, meta description, meta robots (noindex, nofollow, noodp, noimageindex, noarchive, nosnippet...) for every post, page, custom post type, archive page. Improve Search Engines crawling by providing XML sitemaps of your posts, pages, custom post types, terms taxonomy but also videos, images and news. Improve social networks sharing with Open Graph tags (Facebook and Pinterest), Twitter Card, Google Knowledge Graph and more.Starting Price: $49 per month / unlimited site -
19
ShortPixel
ShortPixel
A faster loading page means a more pleasant user experience, better search ranking and as a result, more page views. ShortPixel uses advanced compression technology that reduces image size without affecting the quality, thus making your pages load faster.Starting Price: $9.99 per month -
20
Blogely
Blogely
A full suite of content development tools that optimize every step of your content creation workflow – like never before. Craft quality original content faster and easier using systematized research and well-organized content assets’ management in one central location. Strengthen your writing with Blogely’s AI driven Paraphrasing Tool and easily perform on-page technical SEO optimization without any prior knowledge. Simplify your content marketing workflow with a tool that lets you handle it without the hassle from start to finish. Generate more leads and sales. Simple interface that is extremely well-thought to make it easy for you to build exceptional content. Organize all your assets – images, files, notes, multimedia, links, and more in one central location linked to the article. Create a full research document in a matter of minutes. Collect aggregated SERP results with questions, statistics, and keywords.Starting Price: $0 - $99 -
21
Plerdy
Plerdy
Plerdy - Multifunctional SaaS solution for an improvement of conversion on websites. - Heatmaps - we see exactly where the clicks were on the website. All clicks on the website are recorded and displayed in real time. Which helps to understand how users behave on the website. - Popup smart forms - you can quickly create and show on the website different pop-up forms without developers and designer. Examples: The pop-up form for collecting leads from the website. Offer to the users when they abandon their shopping cart. - SEO-alerts - tool that continuously analyzes your website SEO factors to provide regular notifications on changes. Checks keywords, titles, tags and attributes to define what can be optimized. Provides both aggregated and on-page statistics to evaluate your web resource.Starting Price: 29$/month -
22
Screaming Frog SEO Spider
Screaming Frog SEO Spider
The Screaming Frog SEO Spider is a website crawler that helps you improve onsite SEO, by extracting data & auditing for common SEO issues. Download & crawl 500 URLs for free, or buy a license to remove the limit & access advanced features. The SEO Spider is a powerful and flexible site crawler, able to crawl both small and very large websites efficiently while allowing you to analyze the results in real-time. It gathers key onsite data to allow SEOs to make informed decisions. Crawl a website instantly and find broken links (404s) and server errors. Bulk export the errors and source URLs to fix, or send to a developer. Find temporary and permanent redirects, identify redirect chains and loops, or upload a list of URLs to audit in a site migration. Analyze page titles and meta descriptions during a crawl and identify those that are too long, short, missing, or duplicated across your site.Starting Price: $202.56 per year -
23
Hexometer
Hexact, Inc
Based on AI technology the Hexometer™ monitoring service periodically scans over 2800 data points on your website to make sure your digital assets are in pristine condition. The monitoring service continuously checks your website and informs you in case of any erosion to its health. It will also give you tips and tricks on how to improve your website’s hygiene, ultimately improving your online visibility and performance. Your website is how the world sees your business. But If that first impression is a slow or broken website, that first visit will be their last. Unlike traditional uptime monitoring platforms that just tell you when your website is down, Hexometer is like having your very own QA team, continuously monitoring your website across six core areas including availability, performance, user experience, health, SEO, and security. Get real-time notifications when issues are detected via email, SMS, Slack, Telegram & Trello.Starting Price: $8.25 per month -
24
Base.me
Base.me
Base.me is a professional link building management platform created for SEO agencies and consultants to improve their link building team management and processes, enable full control of paid links expenses and expiry dates tracking, and keep those links alive and healthy. Our platform is a dream solution for directors of SEO and link building departments, created for people who really care about efficiently building the best possible backlinks, on time and on budget. Base.me offers solutions that will improve and simplify purchase and maintenance of the health of your links. These features will also enable easy management of your link builders and clients to save you nerves, time, and most importantly, money.Starting Price: $0 -
25
SpiderNow
OrganicRankings.com
Our website crawler captures a website’s code and performs site audits in real-time so you can analyze the results quickly. Our Technical SEO Spider software is a great fit for SEO agencies, web developers and businesses. When you subscribe to our SEO software you will discover a better way of auditing and analyzing performance metrics of your website. With a quick, easy to use interface that can be used on any device anywhere you are. Our software is designed for SEO agencies, web developers and businesses who want to improve their rankings and website performance. Our advanced website crawler captures every element of a website's code in real-time and then highlights issues and errors within the code. Problematic code can range from poor optimization, coding and validation errors, PageSpeed Insights errors and other unknown factors. Once the highlighted issues are identified then our software helps you correct these issues through our coding tools, coding generators and AI-tools.Starting Price: $20 per month -
26
Website Rocket
Website Rocket
Website Rocket is a web-based application made specifically for small businesses looking for a Search Engine Optimization (SEO) option for marketing and promotion. The software provides an easy-to-use interface that sets up several tasks each, all with the purpose of creating and managing a successful online marketing campaign.Starting Price: $19.00/month -
27
SiteGuru
SiteGuru
SiteGuru is an on-page SEO tool that checks your website for SEO issues and gives you actionable tips to improve your website. SiteGuru crawls your site and checks all relevant SEO properties of your site: meta descriptions, page titles, canonical URLs, broken links, page speed and much more. Export your reports to PDF or CSV, and share your report with your colleagues and developer team.Starting Price: $19/month -
28
XOVI
XOVI
Maximize your traffic and increase your success in the online marketplace with the all-in-one online marketing suite. See a detailed breakdown of your current SEO rankings and identify your best- and worst- performing keywords. Discover potentially valuable new keywords and effectively boost your rankings. Determine the overall risk of an analyzed domain and avoid Google penalties through regular analyses of your link profile. Which keywords lead to more visitors, which landing pages are most popular? Link the XOVI suite to a web analysis tool of your choice and optimize your traffic. Analyse your Google AdWords ads with the XOVI online marketing suite. Here you can see Google ad-campaigns, competitors' booked keywords, historical data and much more. Create your own marketing reports with the Reporting tool. Customize colours, content, and logos to suit your or your clients' corporate image. Offer custom automated reporting services tailored to your clients' needs.Starting Price: $99 per month -
29
SEO Tester Online
Quarzio
Analyze in depth the SEO of a web page and discover how to optimize it. Check snippets, heading tags, the presence of the Robots.txt and the Sitemap.Optimize your website now. Discover why your page are not rank as you want and read our easy-to-apply solutions to fix up your website’s SEO problems. Take action and see results right away. Search engines become mobile-first and speed becomes an increasingly important SEO parameter. Analyze the critical aspects of the code, content and images of your web pages. Social media is a strategic resource to generate traffic on a content or a web page. Optimize your Open Graph and Twitter Card in order to reach new customer on Facebook, Twitter and LinkedIn!.Starting Price: $29.95 per month -
30
Keyword Surfer
Surfer
Chrome extension for content and keyword research. The fastest way to reveal search data and content guidelines for your keywords, and all 100% free. Keyword Surfer will show you the monthly search volume for your keyword and all similar keywords that you can use for your strategy. Find your top keywords before you even look at the search results page. Discover similar keywords for even more ranking opportunities. Target many keywords with the same piece of content, or plan new articles and landing pages for months ahead. Boost your content relevance, speed up your keyword research process, and dominate related searches. Discover the domain’s monthly traffic, content word count, and the number of exact keywords for your top 10 competitors. Wondering how difficult it is to rank for your phrase? Content Editor generates a set of guidelines based on your competitors’ pages and Surfer’s NLP-powered algorithms. Follow them to ensure sure your content is relevant.