36 Best SEO Tools That Are Totally Free

What Are SEO Tools?

SEO tools provide data and alerts about the overall health and success of your website.

They help uncover areas of opportunity and identify weaknesses or issues that may prevent you from ranking and earning visibility in the SERPs.

Just as actual tools each have a specific role, the same is true in SEO.

Free SEO Analytics Tools

1. Google Analytics

Google Analytics is an invaluable resource that is virtually indispensable to any digital marketer serious about SEO.

It provides a lot of handy data about websites such as the number of site visits, traffic sources, and location demographics.

2. Data Studio

Google Data Studio lets you merge data from varying sources, such as Google Search Console and Google Analytics, and create sharable visualizations.

3. Keyword Hero

Missing keyword data?

Leave it to Keyword Hero, which uses advanced math and machine learning to fill in the blanks.

This service is free for upwards of 2,000 sessions per month.

3. Mozcast

Mozcast tracks changes big and small to Google’s search algorithm.

4. Panguin Tool

The Panguin Tool lines up your search traffic with known changes to the Google search algorithm.

5. Quick Click Website Audit

The Quick Click Website Audit is a bookmarklet style extension that links to many of today’s most used online SEO tools.

6. SEOlyzer

Another SEO log analysis tool that provides data in real-time and page categorization.

7. Robots.txt Generator

Create a correct robots.txt file in an instant so search engines know how to crawl your website. Advanced users can customize their files with Robots.txt Generator as well.

8. XML Sitemaps

Create a site map of up to 500 pages for free without registration.

Download your sitemap as an XML file or get it via email.

Free Keyword Research Tools

9. Answer the Public

Answer the Public is a nifty tool that provides content marketers with valuable data about the questions people ask online.

Once you input a keyword, it fetches popular queries based on that keyword and generates a cool graphic with the questions and phrases people use when they search for that keyword.

10. Keyword Explorer

This keyword research tool will give you up to 1,000 keyword suggestions, a keyword difficulty score, click-through-rate date, and SERP analysis. You get to do 10 free searches per month.

11. Keyword Planner

Google’s Keyword Planner is designed for ad campaigns, but you can use it for keyword research by seeing how keywords perform in ads.

12. Keywords Everywhere

Keywords Everywhere is a must-use keyword research tool due to the massive list of sites that it provides free search volume, CPC, and competition data for:

  • Google Search
  • Google Trends
  • eBay
  • Answer The Public
  • Google Keyword Planner
  • Bing
  • Etsy
  • Soovle
  • Google Search Console
  • YouTube
  • Ubersuggest
  • Majestic
  • Google Analytics
  • Amazon
  • Keyword Shitter
  • Moz Open Site Explorer

It’s available for Chrome and Firefox.

13. Google Trends

See the interest in a particular term from as recently as an hour to as far back as 2004 with Google Trends.

Sort by categories, country, and type of search. See related topics, popularity by region, newest most frequently searched for terms, and compare to other terms.

14. Keyworddit

A free tool that sources keywords from subreddits on Reddit and provides context – a list of threads where a particular keyword was used.

15. Keyword Surfer

This Chrome extension shows you the search volume right in your Google search results. You can also see the word count and the number of keywords for top-ranking pages.

16. Seed Keywords

Come up with a question or topic you want to research, send it to your contacts, and have them select the keywords they would search for to get the information you want with Seed Keywords.

17. Exploding Topics

Similar to Google Trends, Exploding Topics will help uncover topics that are about to become popularly searched before they become popularly searched!

18. Keys4Up

Get the related keywords, also known as semantically linked keywords, for any search with Keys4Up.

19. Wordtracker Scout

Wordtracker Scout will help discover what keywords people search for when they’re ready to make a purchase.

20. Help a Reporter (HARO)

Help a Reporter is a resource that connects journalists and experts who act as sources for stories.

21. GTMetrix

See how quickly your website loads with GTMetrix, discover what’s keeping it from loading as fast as possible, and see what steps to take to optimize load speed.

22. Cloudflare

A free content delivery network (CDN), which is a network of servers that gets your content to load faster by using a server closest to the person doing the loading.

23. Google Search Console

Aside from the fact, the data comes from Google, Google Search Console is rich with insights related to:

  • Keyword and URL performance.
  • Indexation issues.
  • Mobile usability.
  • Sitemap status.
  • And much more!

24. Small SEO Tools

A suite of tools to make it easier to create content including a plagiarism checker, article rewriter, grammar check, word counter, spell checker, paraphrasing tool, and more.

25. Bing Webmaster Tools

Featuring keyword reports, keyword research, crawling dates, and more.

Unlike Google Analytics, Bing Webmaster Tools only focuses on organic search. A must-have for anyone who wants to be ranked on Bing.

26. SEObility

A suite of SEO tools that includes a site auditor, a SERP tracker, a backlink tracker, and more with SEObility.

Research

27. BuzzSumo

Find out which content does best for a particular keyword and who the influencers are for a given topic with the free features of BuzzSumo.

28. Hunter

Hunter will help find all the important email addresses associated with a given domain.

29. SimilarWeb

Conduct competitor analysis with SimilarWeb that shows you a given domain’s traffic, top pages, engagement, marketing channels, and more.

30. Wappalyzer

Wappalyzer will help you find out if a given website is using a CMS, CRM, ecommerce platform, advertising networks, marketing tools, or analytics.

31. Soolve is an online tool for searching suggested and similar keywords from various search engines at the same time. It provides fast keywords suggestion for up to 15 search engines at the same time.

 

31  Keyworddit is a free keyword research web app developed with one purpose: to scrape subreddits and pull related keywords, along with their search volume. It relies mostly on user comments to pull keywords and relevant topics, so make sure the subreddit you’re looking for has lots of comments and great discussions.

32. QuestionDB is not a regular keyword tool, it is a tool that lets you search a huge collection of user questions to get original ideas for new content.

33. Title Generator: creates 700 headlines with ONE CLICK:
Content Ideas + Catchy Headlines + Ad Campaign
E-mail Subject Lines + Emotional Titles.
Simple – Efficient – One Click

34. Portent’s Content Idea Generator lets you create catchy titles for your next blog post, podcast, or video. Simply type in your subject and the Idea Generator will spin up a creative title and advice to take it to the next level.

35. SEO Review Tools is an collection of real-time SEO tools to analyze your website and to keep track of your competitors in Search

36. Audience Explorer unlocks first-party data insights.

If you’re hoping to attract new advertisers and earn the most value from your first-party data, it’s critical to explain what makes your audiences special. But it often takes technical skills or data expertise to develop insights that add order and meaning to your data.

To help simplify this process and increase the value of publishers’ first-party data, in the coming weeks we’ll be launching Audience Explorer for partners using Google Ad Manager’s Audience Solutions — a suite of premium features that enable publishers to ingest, build, activate and now analyze first-party audience segments within the platform.

Why SEO is important for your website and business

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