SEO CHECKER ‒ is an on-page website analyzer that allows SEO specialists to always keep abreast of the changes that occur on their website or online store. Our SEO checker automatically collecting your site to evaluate the SEO factors taken into account by the algorithms of search engines. This is the perfect software for both newbies and SEO experts who want to analyze their web resource and stay updated on any changes getting notifications. You will be continuously informed about the state of website optimization to control the situation and promptly respond if necessary. To provide the most objective picture, our platform compares current and past data allowing you to track your website dynamics.


No credit card required

Data for SEO analysis:

  • Title, Description, H1;
  • number of tags H;
  • number of style attributes in body and tags;
  • number of javascript files;
  • number of tags with comments on the page;
  • the number of tags "a" with "#" in href;
  • meta noindex, nofollow and canonical;
  • keywords density and other keyword analysis data

And this is just the beginning. To be continued ...


Who needs plerdy SEO analyzer?

If you are reading this, you are probably a site owner, an online marketer, or at least, are really interested in digital business and marketing. Here is another assumption: you may really need an SEO analyzer or another similar tool to make sure your web resource is noticeable in search engines. Such software will help you to attract more visitors and potential customers.

Understanding the capabilities of your website is the key step to make it more effective and generate more profit. Thus, proper website optimization is a must for anyone who wants to grow and promote their web resource. But what is the connection between SEO and website popularity?

  • 1 Why is SEO errors so important to check?

    • Well, let’s clarify this. Google has always been committed to showing its users the most relevant content. To ensure this, Google crawler visits all available websites, evaluates their content against certain requirements, and ranks these web resources. The site score depends on the level of website optimization. Why is it so crucial? When a user types a request in the search, the results are shown based on their rating. If your rating is bad, nobody is going to find you. In this respect, SEO checker can help you to get the most out of your online business.

  • 2 For whom is Seo Checker suitable?

    • Our tool is suitable for e-commerce marketers, website owners, digital agencies, SEO experts, corporate users, and other specialists that understand the vital role of continuous website optimization and quality SEO software.

  • 3 Why do I need to use Seo Checker?

    • The data provided by Plerdy SEO analyzer will become a valuable asset to analyze primary SEO indicators, monitor them, and see what can be optimized. In addition, such software is a great tool to keep up with frequent changes in Google Search algorithms. Our SEO checker will save you from spending a bunch of time on manual analysis of your web resource.



SEO error check. With SEO-Checker, you will instantly find out which website pages have mistakes, such as duplicate H1 headers, missing title or description, etc. Such seemingly minor flaws may take a huge toll on your website ranking.


On-page keywords analysis. SEO-Checker enable you to analyze the quality of the existing content. You can check the main metrics (such as stop words, spam score index, etc.) to improve the SEO optimization of your pages.

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SEO error check for mobile and desktop website versions.Since a mobile website often differs from the desktop version, such SEO-Checker’ functionality is an effective way to detect any critical SEO mistakes. Remember that the mobile-first index prefers responsive websites and ranks them higher in search results.


Page segmentation by the presence/absence of SEO errors. Group website pages in Plerdy’s admin dashboard to instantly see only the pages with critical and/or minor flaws.


NOW/WAS tracking of SEO changes. Every day (after the first user click) SEO-Checker collects website data on any changes in SEO settings. The data is displayed for every page, which allows you to control the situation and quickly respond if necessary.


Custom selection of pages for SEO analysis. The robots.txt supported in SEO-Checker enables you to exclude the pages you don’t want to track. The service will stop collecting data and showing mistakes on such pages. Note that this will not affect your website ranking in search results.

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Instant SEO Fixes Check. Don’t waste time waiting till data updates. Check the website right away to see whether you have managed to fix an error or it still harms your SEO.


Grouping pages by the same error. Use this filter to view all the pages with an identical mistake at once. If the problem persists across multiple pages, this may point at a specific problem with your website templates, layout, etc.


Keywords analysis based on website and Google Search Console data comparison. Promptly find out what Google Search Console keywords are missing on your web page and vice versa. This helps to improve the SEO of the selected page and the whole website.

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