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SEO mainly is used to increase unpaid visitors to a website by means of targeting various kinds of search engines. A website can use organic/unpaid methods and paid methods like the placement of ads to increase the hits on their websites. SEO is extremely useful in increasing organic visitors to a website through the use of various tools called SEO Online tools.Search Engine Optimisation is generally an expensive proposition for developers. Fortunately, some websites provide Free SEO tools online.



Search Engine Optimisation is becoming one of the major key factors driving website building and content development. An SEO tool can help a developer optimize various factors like keywords, catchphrases, content, backlinks, webpage design and webpage responsiveness. SEO starts with the process of building a website and continues as long as the website is up and running.

There are many Free SEO tools online that website developers and content managers can use to ensure top ranking for their website or webpage on various search engines, thus improving visibility, and thereby organic visits to their site.

Some free SEO Tools online that are popular among developers are:

  • Google Tools:

Google offers a bouquet of tools that help in different aspects of SEO.

  • Keyword Planner: Provides help in identifying keywords that can bring in maximum traffic.
  • Search Console: Helps in identifying and fixing any technical issues on the page or website
  • Analytics: Gives detailed information of the visitors to a website – the number of visitors, where they are coming from, what are the most used keywords.
  • PageSpeed Insights: Gives information on the time being taken to load the page
  • Sheets: A one-stop shop where the developer can tabulate all the data and get a detailed SEO analysis

Yoast SEO:

This free SEO tool online is extremely popular among users of WordPress. It is like a one-stop-shop for all the tools needed to analyze the content hosted on WordPress. Content developers can use this tool to find the best options for

deciding on titles, descriptions, and content. This tool also helps the developer optimize the site maps for their websites.


Answer The Public:

Another extremely popular and free SEO tool online is Answer The Public. This tool provides information on the most searched phrases in the form of questions on search engines like google. This tool is very useful to identify the most used phrases that can be used on the webpage to ensure ranking on search engine pages.

Some of the other free SEO tools online which perform a similar function include:


  • Keyword Sheeter
  • Keyword Surfer
  • Keyworddit
  • Question db

Responsive design checker:

This free SEO online tool is used to check the responsiveness of a particular website or a webpage. The tool page provides a field for typing in the URL of the page for which the responsiveness needs to be checked. This tool can be used to check the responsiveness of a website on a laptop, a phone or a tablet. It can also be used to check the responsiveness across platforms like apple or android. Some of the other free SEO online tools used for checking website responsiveness are:

  • Responsinator
  • Am I responsive
  • Designmodo Responsive Test

Ahref’s Free Backlink Checker:

The free version of this online tool provides the user with information on the top 100 backlinks to their website or webpage. It also provides the top 5 pages linked to their page or website. these links are updated on a regular basis.

While Ahref’s is considered one of the popular Backlink checking tools, other free popular tools include:

  • LinkMiner
  • BuzzSumo
  • Sem Rush
  • Openlinkprofile


BeamUsUp is a free SEO crawler tool. A crawler tool moves through various websites and links and is used for the purpose of indexing content.

Some of the other free SEO online tools include

  • Screaming frog
  • Seomater Web Crawler software
  • Deep Crawl

The Internet is a treasure of free tools for SEO. Developers can test various tools and use the best ones to suit their specific purposes. There are specific tools made for specific platforms too. The trends online are constantly changing and these free SEO tools online help developers stay updated and stay on top of their game.