Wondering which SEO plugin is the best for WordPress, I will cover the top WordPress SEO plugins for 2021. There are many good WordPress SEO plugins available, and they are free to use.
However when using free it is important to know that not all SEO tools are equal. Some are definitely better than others and I am going to cover some of the top SEO plugins for 2021.
1. WordPress SEO by Yoast
2. SEO Writing Assistant
3. Google XML Sitemaps
4. SEO Ultimate
5. Squirrly SEO
6. Rank Math
7. The SEO Framework
8. Google Analytics Dashboard
9. All in One Schema Rich Snippets
10. Broken Link Checker by ManageWP
11. All in One SEO Pack
12. SEOPress
WordPress SEO by Yoast one of the best SEO Plugins
Looking at one of the best, WordPress SEO by Yoast. With over 5 million installs it is the most popular of my list. It comes in a Free version and there is also a paid version for about $89.
The Yoast’s WordPress SEO plugin is often recommended because it provides you with an extensive range of features, including:
- Ways to add unique SEO title tags and meta descriptions to every post and page on your site.
- Helpful page analysis features.
- Automatic creation of XML sitemap.
- Excellent redirect feature.
- Seamlessly connects your site to Google Search Console.

SEO Writing Assistant
This is a completely free plugin. One of the best on-page SEO plugins for WordPress, providing instantaneous SEO recommendations for optimizing content based on the qualities of Google’s top 10-ranking pages for your given keywords in a given location.
SEO Writing Assistant also offers:
- A readability score and recommendations for improvement.
- Target keywords as well as recommended keywords.
- A tone of voice score to ensure writing is consistent with the desired level of formality.
- Plagiarism checks to make sure the writer has submitted original content.
- Linking recommendations to check your links for possible errors and problems.
Google XML Sitemaps
Another completely free plugin, Google XML Sitemaps.
It is a handy free auto SEO WordPress plugin created to generate a sitemap for top search engines like Google, Bing, and Yahoo. An XML sitemap will help search engines see the areas you want indexed and help them crawl these areas of your website.
Google XML Sitemaps is considered one of the best SEO plugins because of the following:
- It automatically updates the sitemap whenever you publish new content.
- It is easy to understand and use.
- Once installed and settings have been adjusted, you will not need to do anything else.
SEO Ultimate another great SEO Plugin
It comes in a Free version and there is also a paid version for about $49. SEO Ultimate is a fantastic all-in-one SEO plugin, known for its data flexibility, and other stand-out features of SEO.
SEO Ultimate includes features like:
- Can automatically set up keywords.
- Generates internal links on your site.
- Automatically creates open graph for posts and pages.
- Has a file editor that means you can modify robots.txt in the dashboard.

Squirrly SEO
Another good, simply to use plugin, Squirrly SEO. It comes in a Free version and there is also a paid version for about $29.99.
SEO Squirrly has been designed with SEO beginners in mind, making it one of the best on-page SEO plugins for WordPress if you want to create a successful SEO strategy.
There is also a Squirrly SEO Premium WordPress plugin with additional features for more advanced users:
- Ability to optimize site content using the Live assistant.
- Easy-to-follow method when it comes to navigating Google’s ranking factors.
Rank Math SEO PLugin
Another great plugin, Rank Math. It is a free plugin with a lot of features and simple to use. Rank Math helps WordPress users efficiently optimize their sites for both search engines and social media.
Rank Math is widely considered one of the best S.E.O. plugins available:
- Comes with a super easy to follow, setup, and configuration wizard.
- Integration of Google Schema markup included with support for 13+ types.
- Option of optimizing unlimited keywords.
- Time saver thanks to Google Search Console Integration.
The SEO Framework
Another free SEO plugin for your WordPress website.
The SEO Framework is a plugin that optimizes your site by following white-hat SEO guidelines, as well as adhering to those implemented by WordPress and search engines:
- It come preconfigured with the SEO framework.
- Highly organized on post overview pages through color-coded guidelines
- Can generate critical SEO meta tags in any language, saving a lot of time.
- Makes social sharing easy, including Pinterest, Discord and Whattsapp.
- Steers you from making mistakes, which is a cool feature.
Google Analytics Dashboard
It comes in a Free version and there is also a paid version for about $199. Which makes it one of the most expensive premium S.E.O. plugins on the list.
However, this S.E.O. plugin for WordPress is highly-rated thanks to its ease of use, by enabling users to seamlessly check their Google Analytics whilst on WordPress.
Some of Google Analytics Dashboard key features are:
- Google Analytics WordPress plugin can be viewed from the WordPress dashboard.
- Provides link tracking (outbound and internal).
- Easy to track traffic and user engagement.
- Interest reports and demographics access.
All in One Schema Rich Snippets
Another one of the free SEO plugins. This is one of the most popular schema markup plugins available for WordPress. Rich snippets are an important part of SEO, providing a more interactive summary of your post or page in the search engine results.
All in One Schema Rich Snippets has been shown to positively impact organic click through rates, with features that include:
- Easy to implement a range of schema types, including Products, Article, Recipes, Evens, and review.
- Particularly useful for e-commerce sites.

Broken Link Checker by ManageWP
This is a completely free plugin as well.
The Broken Link Checker plugin is one of the best SEO plugins on WordPress as it helps with the management of broken links or missing images on your site. Lots of broken links or missing images can signal that your website is low quality to search engines, impacting your ranking.
Broken Link Checker, is a WordPress SEO checker plugin that has a number of great features, like:
- Notifies you when your WordPress site has broken links or missing images.
- Plugin recognizes all links that aren’t working.
- Can prevent search engines following broken links.
All in One SEO Pack another good one for the SEO Plugins
It comes in a free version and a paid version from around $79 to start.
The All In One SEO plugin for WordPress is known for being easy to use while offering users a wide range of tools to help boost their website.
Top features of this WordPress SEO Plugin include:
- Easy integration with WooCommerce.
- Can efficiently add SEO title and meta descriptions, open graph tags.
- Generates XML and image sitemaps.
- Allows you to have control access to different settings through a feature manager.
SEOPress
It comes in a free version and a paid version from around $39.
SEOPress is a popular yet simple WordPress SEO plugin tool amongst users thanks to:
- Being a low-cost yet high-quality SEO plugin with a comprehensive set of features.
- Powerful all-in-one plugin allows you to quickly optimize all of your WordPress site including, meta descriptions, sitemaps, broken link checker, and more.
- Good for both beginners and more advanced users thanks to easy setup and option of advanced controls.

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