Free SEO Tools for keywords, metadata & technical SEO
22 free tools. No signup, no limits.
Browse SEO Tools by Category
Keyword Research3
Content AI4
Technical SEO6
- URL Slug GeneratorCreate clean, SEO-friendly URL slugs instantly.
- Robots.txt Validator & CheckerValidate your robots.txt for crawl issues.
- XML Sitemap ValidatorCheck your XML sitemap health and errors.
- Google Crawler SimulatorSee how Googlebot views your page.
- Canonical Tag CheckerVerify canonical tags to fix duplicate content.
- Website Metadata CheckerCheck any URL's meta tags, Open Graph and Twitter Cards.
Developer Tools1
SEO Strategy3
Link Building5
- Backlink CheckerSee who links to any website.
- SEO Competitor FinderFind the sites that compete with you on Google.
- Link ExtractorExtract every link from any web page.
- Website Worth CalculatorSee how much any website or blog is worth.
- Sell Backlinks CalculatorSee how much you can earn selling sponsored posts.
Free SEO tools without the email gate, watermark or quota
Most free SEO tools are demos for paid platforms. These free SEO tools are the real thing: keyword research, a title tag generator, a backlink checker, a Googlebot simulator and technical SEO checks, all in one SEO toolbox.
100% free
Every tool is free to use. No credit card, no paywall.
No signup
Open a tool and use it right away. No account needed.
Real SEO data
Search volume and difficulty from DataForSEO, the same data pro tools use.
AI built in
Titles, meta descriptions and alt text written for you in seconds.
Fast results
Most checks finish in a few seconds, not minutes.
Works everywhere
Use every tool on your laptop or your phone.
Grow organic traffic on auto‑pilot
Outrank writes and publishes SEO articles and builds backlinks for you, every day.
Try Outrank freeHow to improve SEO with these tools
Rankings come from three things done well. Each step has a free tool.
- 1
Find search demand
Pick keywords with real monthly volume and difficulty you can actually beat.
- 2
Optimize your pages
Write title tags and meta descriptions that match intent and earn the click.
- 3
Stay crawlable
Check robots.txt and your sitemap so Google can find every page you publish.
Frequently asked questions
What are the best free SEO tools?
The best free SEO tools cover the four jobs that move rankings: keyword research, on-page SEO, technical SEO and backlinks. This toolbox has all four in one place: a keyword research tool with real search volume and difficulty, title tag and alt text generators, a Google crawler simulator, robots.txt and sitemap checkers, a Google rank checker and a backlink checker. Pair them with Google Search Console for your own site's data.
Are these SEO tools really free?
Yes. Every tool is free with no signup, no credit card and no email gate. Tools that use paid data, like keyword research, the backlink checker and the rank checker, have a fair hourly limit per visitor so they stay free for everyone.
Can I do SEO for free?
Yes. You can research keywords, write better titles and meta tags, fix crawl issues and check your rankings and backlinks without paying for software. Free SEO tools plus Google Search Console cover most of what a small site needs. What SEO really costs is time: writing helpful content and earning links.
Can I do SEO on my own?
Yes. Start with keyword research to pick topics people search for, write one page per topic, give each page a clear title tag and meta description, make sure Google can crawl it, and earn a few links from relevant sites. The free tools here walk you through each step, and the SEO checklist puts them in order.
How do I check the SEO of my website?
Run your key pages through the website metadata checker for titles, descriptions and social tags, the Google crawler simulator to see what Googlebot can read, and the robots.txt and sitemap checkers for crawl issues. Then use the Google rank checker to see where you rank and the backlink checker to see who links to you.
How do I rank higher on Google?
Target a keyword you can realistically win (check its difficulty first), write a page that answers the search better than what ranks today, use the keyword in the title tag and H1, link to the page from your other pages, and earn backlinks from relevant sites. Track your position with the Google rank checker and update the page as you learn.
How do I find keywords for SEO?
Enter a seed topic in the keyword research tool. You get related keywords with monthly search volume, keyword difficulty and a 12-month trend, grouped into quick wins, competitive, niche and skip. Start with quick wins: decent volume and low difficulty.
How do I get backlinks?
Look at who links to your competitors with the backlink checker, then pitch those sites something worth linking to: original data, a useful tool, a guide or a guest post. Fix broken links pointing to your site, and list your site where your audience already looks. Quality beats quantity, so aim for relevant, trusted sites.
How long does SEO take to work?
Most new pages take three to six months to reach their best position, and competitive keywords can take longer. Low-difficulty keywords and sites that already have backlinks move faster. Check progress monthly with the Google rank checker instead of daily.
Can AI or ChatGPT do SEO?
AI can speed up parts of SEO, like drafting title tags, meta descriptions, alt text and content outlines, and several tools here use AI for exactly that. It still needs real data for keyword choices and a human to check facts and search intent. Outrank combines both to research, write and publish SEO articles automatically.