Free SEO Tools

Rank higher and drive more organic traffic with our ever-growing collection of free SEO tools.

This selection of free SEO tools will help you with various SEO tasks, such as keyword research, on-page SEO, link building, and more.

They include our own collection of free SEO tools, as well as a few select third-party tools that we trust. While limited compared to a paid Ahrefs account, they’re still immensely valuable for anyone who’s just starting out in SEO.


Keyword Research

Free Keyword Generator

Find thousands of relevant keyword ideas in seconds.

Keyword Difficulty Checker

Find out how hard it'll be to rank in the top 10 for any keyword.

YouTube Keyword Tool

Get more views by researching what people search for on YouTube.

Amazon Keyword Tool

Align your product listings with what people are searching for on Amazon.

Bing Keyword Tool

Get relevant keyword ideas to drive more search traffic from Bing.


Link Building

Backlink Checker

See the top 20 backlinks to any website or webpage.

Broken Link Checker

Find broken links to and from any webpage or website in seconds.

Website Authority Checker

Check the Domain Rating (DR) of any website to see the strength of its backlink profile.


SERP & Ranking

Website Traffic Checker

See search traffic estimates for any website or webpage. Try the free version of Ahrefs’ traffic checker.

SERP Checker

Analyze the top 10 rankings for any keyword in any country.

Keyword Rank Checker

Check your site's ranking position in any country.


Other Tools

Ahrefs SEO WordPress Plugin

Perform content audits, monitor your backlinks, and grow organic traffic to your WordPress website.

Ahrefs SEO Toolbar

On-page SEO report, broken link checker, redirect tracer, and country changer for SERP in one extension.

AI Writing Tools

Save time and enhance your marketing and content performance with these free copywriting tools powered by AI.

Ahrefs Webmaster Tools

Free limited access to Site Explorer and Site Audit. Improve your website’s SEO performance and get more search traffic.

Learn more →

Absolutely free for website owners.

Ahrefs Webmaster Tools

Free limited access to Site Explorer and Site Audit. Improve your website’s SEO performance and get more search traffic.

Learn more →

Absolutely free for website owners.

Ready to go pro? Get access to everything Ahrefs has to offer and become an SEO pro.

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