20 Best Free SEO Tools You Can Use To Improve Your Site’s Ranking

Search Engine Optimization (SEO) is a vital digital marketing tool which makes the real difference between total obscurity and better visibility on search engine ranking.

Users trust in search engine is immense, hence they prefer those websites which have a presence in the top of search results. We have found 20 best SEO tools that you can use to improve your site’s ranking.

PageSpeed Insights (PSI)

PageSpeed Insights (PSI) reports on the performance of a page on both mobile and desktop devices and provides suggestions on how that page may be improved.

PSI provides both lab and field data about a page. Lab data is useful for debugging performance issues, as it is collected in a controlled environment. However, it may not capture real-world bottlenecks. Field data is useful for capturing true, real-world user experience – but has a more limited set of metrics.

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HARO is one of the great sources to build authoritative backlinks from reputed publishers and blogs. After signing up, HARO will send 3 emails per day from reporters who are looking for reliable sources for their stories. This gives you a perfect chance to build high-quality backlinks in no time.

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2. GTMetrix

GTmetrix gives you insight into how well your site loads and provides actionable recommendations on how to optimize it.

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3. MozBar

MozBar has both free and premium feature. What you can do with its free SEO toolbar:

  • Create custom searches by engine, country, region, or city.
  • Access and compare link metrics across pages while viewing any SERP.
  • Find and highlight keywords on a page and differentiate links by type: Followed, No-Followed, External, or Internal.
  • Expose page elements, general attributes, markup, link metrics, and HTTP status.
  • Quickly assess ranking probability with Page Authority and Domain Authority.
  • Export your SERP analysis details to a CSV file.

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4. Google Search Console

Google Search Console

Search Console tools and reports help you measure your site’s Search traffic and performance, fix issues, and make your site shine in Google Search results.

See which queries bring users to your site. Analyze your site’s impressions, clicks, and position on Google Search.
Submit sitemaps and individual URLs for crawling. Review your index coverage to make sure that Google has the freshest view of your site.

Receive email alerts when Google identifies issues on your site. See which URLs are affected by these issues and tell Google when you’ve fixed them.

The URL Inspection tool provides detailed crawl, index, and serving information about your pages, directly from the Google index.

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5. Yoast SEO

Yoast SEO is the original WordPress SEO plugin since 2008. With Yoast SEO, you get a solid toolset that helps you aim for that number one spot in the search results. One-on-one email support is available to people who bought Yoast SEO Premium only.

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6. SERush

SERushSEMrush not only helps you perform day-to-day tasks but also provides in-depth analysis that is very clear and can be easily incorporated into your digital marketing strategy and significantly improve your performance.

Here you will not only find profitable keywords but can also get to what keywords any page on the web is ranking for (you will be given detailed information about those keywords). It also offers premium plans.

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7. Keyworddit

Through this free SE) tool you can source keywords from subreddits on Reddit and provides context. Start typing in the name of a subreddit and pick one from the auto-generated list. Then click “Get Keywords” to extract keywords from that subreddit. Subreddits with lots of comments have more keywords than those with little activity.

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8. Woorank


With its in-depth website analysis tool, you can learn how to improve your website rankings & online visibility through SEO, social media, usability and much more. Track & fix your website’s weaknesses! You can try WooRank’s Website Review Tool with a 14-day Trial.

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9. Mobile Friendly Test

Test how easily a visitor can use your page on a mobile device. Just enter a page URL to see how your page scores.

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10. Google Keyword Planner

The right keywords can get your ad in front of the right customers, and Google Ads Keyword Planner can help you.

Its keyword research tool gives you insight into how often certain words are searched and how those searches have changed over time. This can help you narrow your keyword list down to the ones you really want.

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11. SEO Writing Assistant

SEO Writing Assistant

As you type, your content is automatically checked for SEO-friendliness. Recommendations are based on your top-10 Google competitors.

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12. Can I Rank?

CanIRank is the first SEO software using AI to give you specific action recommendations rather than just data. For every recommendation, get detailed DIY instructions or delegate to an SEO consultant with just one click.

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13. Beam Us Up

Beam Us Up

Taking the time to filter, sort and segment exported data from your site crawls is time consuming just to find out you’ve got x number of missing titles or x number of short descriptions. Its crawl tool has smart filters built in to display the most common SEO errors you want to find during your site audit.

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14. Link Redirect Trace

Perform advanced, comprehensive and most important correct analysis of links, redirects, and REL-canonicals. Use this extension for your SEO analysis, On-page SEO, Off-page SEO, competitor analysis and more.

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15. The Screaming Frog SEO Spider

It is a website crawler, that allows you to crawl websites’ URLs and fetch key elements to analyze and audit technical and onsite SEO. Download for free, or purchase a license for additional advanced features.

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16. SEOlyzer


By browsing your site, crawling bots (such as Googlebot) leave information in your server’s log files. Log analysis with Seolyzer.io allows to aggregate all this unused data into efficient SEO KPIs. The actions to be implemented to improve your organic traffic are considerable: detect and correct errors (404, 500..), check redirections, the monitor speed performance of pages, guide search engines to crawl strategic pages in priority.

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17. Seed Keywords

Find valuable keywords, with a little help from your friends. Simply create a search scenario and ask your contacts to type in the keywords they would use to solve it.

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18. Seobility

It 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.

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19. Keywords Everywhere

Keywords Everywhere

The Keywords Everywhere browser add-on can be easily installed on either Chrome or Firefox. The best part is that it shows you monthly search volume, cost per click and competition data of keywords on multiple websites.

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20. PageSpeed Insights

PageSpeed Insights analyzes the content of a web page, then generates suggestions to make that page faster.

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