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Home / Business tools / SEO Tools / Best Free SEO Tools

Best Free SEO Tools

Only the tools that fit "best free seo tools", pointed at the same five sites and the same 200 known links.

Last Updated: Sep 2026
Suggested seo tools for you
Screaming FrogScreaming Frog SEO Spider Good 8.0
Found 43 issues on our test site that the cloud...Learn More
We Recommend
GoogleGoogle Search Console Good 8.2
Actual impressions, clicks and average position...Learn More
MozMoz Pro Fair 7.9
$49 entry plan, the cheapest paid tool hereLearn More
for free Seo toolsKeyword research toolsBacklink checkerRank trackerLocal seo toolsSeo tools for small businessAhrefs alternativesCheapest SEO Tools That Still Work
1

Google Search Console (Free) - Google's own data about your site: the real queries, the real positions, the real indexing problems — free, and more trustworthy than any estimate Tested Aug 2026 by Team RankingRight

  • Actual impressions, clicks and average position from Google, not an estimate
  • Indexing reports tell you exactly which pages Google refused and why
  • Core Web Vitals and mobile usability from real user data
Good 8.2 Visit Site
$0 · checked Sep 11 0 USD/mo Yes, entirely free
2

Screaming Frog SEO Spider (Licence) - The desktop crawler every technical SEO actually uses: it finds the broken links, redirect chains and duplicate titles the cloud audits miss Tested Aug 2026 by Team RankingRight

  • Found 43 issues on our test site that the cloud audits missed, including three redirect chains
  • £199 (about $259) a year for unlimited crawling of any size site
  • Connects to Search Console, Analytics and PageSpeed for combined reports
Good 8.0 Visit Site
$0 · checked Sep 11 20 USD/mo Yes, 500 URLs
3

Moz Pro (Starter / Standard) - The most approachable tool for people learning SEO, with Domain Authority, strong local tools and free versions of most of it Tested Aug 2026 by Team RankingRight

  • $49 entry plan, the cheapest paid tool here
  • Explanations are written for people who are learning, not just reporting
  • Moz Local manages listings across directories
Fair 7.9 Visit Site
$49 · checked Sep 11 49 USD/mo Yes, limited free tools
4

Ubersuggest (Individual) - The cheapest paid tool here, and the only one selling a lifetime licence — enough keyword and audit data for a single small site Tested Aug 2026 by Team RankingRight

  • $29 a month, or a one-off lifetime licence — nothing else here offers that
  • Keyword ideas and content suggestions are enough to plan a small blog
  • Simple enough to use without training
Fair 7.5 Visit Site
$29 · checked Sep 11 29 USD/mo Yes, 3 searches/day

Frequently asked questions about seo tools

Do I need a paid SEO tool?
Not to start. Google Search Console shows the queries you already rank for, which is the single most useful data set, and it is free. A paid tool earns its keep when you need to see competitors' keywords and backlinks, track hundreds of positions, or audit a large site. Below about 50 pages, Search Console plus a free tier usually covers it.
Which tool finds the most backlinks?
Ahrefs found 186 of our 200 known links, Semrush 171 and Moz 148. Index size is the one area where the two market leaders are genuinely ahead, and it is why link-building teams pay their prices.
Are keyword volumes accurate?
They are estimates, and they differ between tools by a wide margin for the same term. Against Google Ads figures, Semrush and Ahrefs were closest on high-volume head terms; every tool struggled on long-tail queries under about 100 searches a month. Use them to compare terms with each other, not as a forecast of traffic.
How do you test SEO tools?
The same five sites are added to every tool, along with a list of 200 backlinks we already know exist. We record how many each finds, compare 50 keyword volumes with Google Ads Keyword Planner, run the site audit and check the issues it reports against a manual review, and price the plan needed to track 500 keywords across five projects.

*Scores: Index size & data accuracy 30 · Feature coverage 25 · Usability & reporting 15 · Limits & fair use 10 · Value 20; score = Σ ÷ 10, ties break on the earlier test date. Prices shown were checked on the date beside each and may change. Affiliate links are added only after a score is locked and can never change it. How we rank.

#1 Google Search Console8.2 · $0
Visit Site