10 Best SEO Writing Assistant Tools for Improve SEO

One of the best way to increase website traffic is by publishing articles that are optimized for search engines.

Interestingly, big companies spend considerable amounts on hiring professional writers for SEO copies. However, you can use automated tools to write search-engine-optimized articles without spending time.

By using SEO writing assistant tools, you can do keyword research, get internal link suggestions, check for plagiarism, improve readability, and optimize your post for SEO.

In this post, we’ll show you the best SEO writing assistant tools that you can use for your website/blog to improve SEO.

10 Best SEO Writing Assistant Tools

If you’re serious about increasing blog traffic, increasing website views, and creating higher ranking content, then here are the top 10 SEO writing assistant tools to help you generate SEO-optimized content that your audience will find easily on search engines.

1. SEMRush SEO Writing Assistant

SEMRush SEO Writing Assistant

SEMRush offers several free tools, including this SEO Writing Assistant. The tool examines if your writing follows the best SEO practices or not.

You can check your writing in real-time with SEMRush SEO Writing Assistant. It is compatible with Google Docs and WordPress. As a result, you may install it as an add-on or a plugin.

This tool checks four essential SEO criteria: keyword optimization (SEO), readability, uniqueness, and voice tone.

You may use many target keywords to improve your search engine optimization. SEMRush will analyze to see whether they are well-distributed and will also suggest relevant keywords to you.

Plagiarism is prohibited under SEO guidelines. As a result, the tool’s plagiarism checker assures that the content is unique. It detects all plagiarised texts and phrases.

For readability, the SEMRush tool checks the language sentences. You may set a word count goal for yourself, and the program will help you achieve it.

You can download the SEMRush Writing Assistant for Google Docs from the Google Workspace Marketplace.

For WordPress websites, it’s available in the plugin directory. You may also use the SEMRush Writing Assistant on the SEMRush website.


SWA is not a stand-alone tool. To use the SWA feature, you must subscribe to SEMrush’s Guru or Business plan, which costs $229.95 and $449.95 per month.

2. Yoast SEO

Yoast SEO - WordPress SEO Plugin

Yoast is the number 1 best SEO plugin for WordPress users. If your website is hosted on WordPress, it’s one of the best plugins you can install. Yoast will assist you in optimizing your content for Google and Bing.

This free SEO writing assistant comes with several useful features. You may check your content for specific keywords for which you wish to rank.

Yoast will scan your content after you enter the keyword to see if it is well distributed. If it isn’t, you’ll get suggestions on how to make your work more keyword-friendly.

Another noteworthy Yoast feature is internal and external linking. If your content has the right links, it will rank better in search engines. Yoast will suggest appropriate links for you to add.

For readability, Yoast scans your content. This ensures that you don’t use very long sentences and use the right subheadings and connecting words.


Yoast SEO is a free plugin that you can download from the wordpress.org plugin directory. However, the Yoast SEO premium plugin is available for $99 per year.

3. Link-Assistant Content Editor

WebSite Auditor - Best SEO Editor Tool

Link-Assistant is a one-of-a-kind SEO PowerSuite. The pack includes four free SEO tools, among which is the Website Auditor. One of the features of the Website Auditor is the SEO Editor Tool.

The Link-Assistant Content Editor is an excellent SEO writing tool. You may use the tool to create, edit, and optimize your work. It’s also useful for keyword research.

After entering all of your target keywords, you’ll see more suggestions in the suggested keywords section. With the Optimization Rate Checker, you can get a quick overview of your writing’s SEO.

Furthermore, the tool allows you to analyze your competition. You may look at the content of your top-ranking competitors to see how they use keywords.

An amazing feature of this free SEO writing assistant tool is the word cloud. The word cloud shows the words that appear most frequently in your writing. This prevents you from overusing keywords or prioritizing a non-target keyword.


Link-Assistant Website Editor starts from $125 a year.

4. SEO Review Tools

SEO Review Tools

SEO Review Tools comes with a free Content Analysis tool as well as an SEO Content Assistant/Editor. The Content Assistant is an excellent writing tool, but the Content Analysis tool is also quite valuable.

You may write your site content directly in the Content Editor. On the right side, there is an SEO optimization tab. You can include target keywords, related keywords, and synonyms.

There’s also a keyword research tool included in SEO Review Tools. As a result, you may not require the use of a third-party keyword generator. You may also quickly import your keywords into the Content Assistant.

Your keywords are checked for placement in your headings, body text, image alt tag, and image name. In addition, the Content Assistant examines your word count, content length, links, and meta description.

The second tab will provide you with a set of suggestions for optimizing your site based on the analysis results. The tool show an Optimization Grade that offers you a quick review of your writing’s SEO health.

Furthermore, this free SEO writing assistant software helps you avoid keyword stuffing by issuing warnings. SEO Review Tools allow you to export your results. This makes transferring your optimized work to your website publishing platform a breeze.


SEO Review Tools start from $75 per month.

5. Grammarly

Grammarly: Free Online Writing Assistant

Grammarly is the most popular writing assistant on the internet right now. The tool isn’t only for SEO but for all types of writing. SEO needs proper grammar and spelling, both of which Grammarly can help you with.

In general, using Grammarly will increase the readability of your text. Grammarly is quite simple to use. Simply paste your text and wait for it to scan.

The tool will provide a list of all the mistakes in your writing. It not only shows grammar and spelling errors but also provides punctuation and misused word errors. You may also set the tone, audience, and other aspects of the analysis.

You can use Grammarly online via the official website or download the tools for your computer. It’s also available as a browser add-on.

Grammarly will come in handy if you write on your mobile device. The Grammarly mobile keyboard helps you to improve your writing while on the go.


Grammarly is a free tool. The premium version starts at $12 per month, which gives access to additional features.

6. Hemingway Editor

Hemingway Editor

Next on our list of best SEO writing assistants is Hemingway Editor.

Hemingway Editor can help you improve your readability score. It ensures that you use easy-to-read phrases and sentences. The tool is simple to use since the corrections are highlighted in different colors.

For example, long sentences with unnecessary wordings are marked in yellow. Dense and complicated sentences are marked in red, whereas weakening phrases are marked in blue.

Furthermore, passive voice is marked in green and long words with shorter alternatives in purple. At the right tab, you get an overall readability grade for your content.

There are two modes in the Editor: Write and Edit. This is to ensure that the color corrections do not distract you. After you’ve finished writing, go to Edit Mode and optimize your work.


You can use the online Hemingway editor for free. On the other hand, the app is a one-time purchase of $19.99 that allows you to store and export your reports and post them directly to WordPress or Medium.

7. Ink

INK — An All-in One Text Editing Solution

Another noteworthy mention of the best SEO writing assistant software on our list is Ink. It will help you write, rewrite, simplify, and expand your content, which will improve your writing. It also comes with many additional features.

You don’t have to be concerned about search engine algorithms while using the Ink Editor. The editor is straightforward; it tells you if your content will rank or not.

As you write, Ink scans the internet for top-ranking content. It then compares your content against the rest of the content to determine your success rate. If your SEO success rate is low, you’ll get a list of actions to improve it.

Headlines, readability, spelling and grammar, passive and active voice, and keyword use, are just a few of the things that Ink checks for.


Ink is Available as a Google Chrome extension. Ink has pricing plans starting at just $8.80(when billed annually). A free trial version is available for all the plans.

8. Rank Math

Rank Math - Best Free WordPress SEO Tools

Rank Math is a popular use SEO plugin for WordPress. The plugin uses best SEO practices to analyze and optimize your writing.

Many users prefer Rank Math over other WordPress plugins such as Yoast because it offers more free functionality. Rank Math covers both basic and advanced SEO.

At the most basic level, you can include focus and sub keywords. Rank Math examines where these keywords appear in your content. Advanced SEO examines your keyword in image alt attributes, subheadings, keyword density, and links, to mention a few.

If your writing isn’t up to par, you’ll get some tips on how to improve. A unique Rank Math feature is the Pillar Content. This means the content will continue to be relevant for years to come, and it will get more SEO suggestions.

As you write and optimize, Rank Math shows you an overall optimization score of over 100. You get a green score if your overall score is above 80.

Rank Math also looks at the length of your material. Short content does not score well in search results. The tool will inform you if you need to write more or not.


You can download the Rank Math free version from the WordPress.org plugin directory. However, the premium version comes with more advanced features, costing you $59 per year.

9. Frase

Frase - SEO Writing Assistant Tool

Frase makes it easy to create SEO-optimized posts that rank well in search engine results without knowing any technical knowledge of SEO.

Their strong algorithm scores every post you create and gives suggestions against your organic competitors. As a result, letting you know what has to be improved to gain more visibility.

Frase also has additional useful tools such as keyword research and suggestions, an AI-generated content brief, and an answer engine that allows you to develop content based on the answers your target audience is looking for.


Frase starts at $44.99 per month for one user.

10. Surfer SEO

Surfer SEO - Content Writing Tools

Surfer SEO is one of the most effective content writing tools available.

It’s made to help you optimize your written content for SEO. It provides recommendations on which keywords and topics to include in your content, as well as how to organize your article and how many images to use.

It also offers some AI content writing tools too, such as an outline generator and a unique paragraph generator.

There’s also an on-page SEO audit option that lets you make sure every page on your site is optimized for search engines.


The basic plan starts at just $49 per month(when billed annually) for ten content edits.


As you’ve seen, each of these SEO writing assistant tools was created to help writers, bloggers, and marketing analysts optimize their content.

You can either;

  • Manually optimize your on-page SEO, Or
  • Use SEO writing assistant tools to optimize your writing.

If you want to start creating content that truly speaks to your readers, give one of the tools mentioned above a shot. Begin conducting proper research, ranking, improved optimization, and measurement on all of your content.

We hope this post helps you in creating compelling content that ranks at the top of search engines, as I did with the help of these SEO writing assistants. For your next steps, you’ll find these resources helpful: