15 Best Grammar and Punctuation Checker Tools in 2021

Last Updated on January 10, 2021 by Kundan Sharma

Grammar and Punctuation Checker Tools
Are you looking for an online grammar & punctuation checker tool?
If you are a blogger or contact writer, you should have used a writing tool that improves your content and correct grammatical mistakes.
There are lots of free and paid grammar checking tools in the market. In this article, I am going to share with you the 15 best online grammar and punctuation checker tools (most of are free) that help you to write error-free.

List of 15 Best Grammar and Punctuation Checker Tools

1. Grammarly

Grammarly is a free and paid online grammar checker, spell checker, plagiarism detection tool.
It was first launched in 2009, now over 10 million people trust it. Grammarly helps people communicate more effectively, millions of people use Grammarly every day.
You can use it for writing Blog Posts, Massages, Social Media Posts and etc which help you to clean and error-free writing.
Grammarly Write Error Free

I think Grammarly is the best tool for bloggers to write mistake-free, it also fixed sentence and punctuation mistakes like comma, splice, apostrophe and etc.

It comes with multiple devices that support Chrome Extension, PC application, Mac and Mobile Keywords, etc. I suggest you install the Grammarly Chrome extension to write error-free everywhere. You should also have to install Grammarly mobile application to improve your social post, and message writing on your phone.
You can use Grammarly for free but if you take the premium version. You will have some extra features that are going to help you more. I really love this tool, if you are looking for the best online grammar checker tool, Grammarly is the right tool for you.

2. ProWritingAid

pro writing aid
ProWritingAid is another good grammar checking and content improvement tool. It’s more than a grammar checking tool and helps writers to turn their writing into great writing.
Whatever the writing skills you have, ProwritingAid will help you to make it great as best writers. ProwritingAid analyzes text content and gives you over 20 different reports such as Style, Plagiarism, Pronoun, Grammar Repeat and etc.
ProWritingAid-the best grammar checker
It’s come with both Mac and Windows support, and integration with some most famous applications such as MS Word, Open Office, Google Docs, and the most important Google Chrome Extension which allows you to use this tool online.
It’s the best grammar and manuscript editing software online. Which takes your content writing on the next level. The good thing is, it’s free to use. But the free version has come with some limitations.

 White Smoke

white smoke
White Smoke is another one of the best grammar, style checkers, and punctuation checker tools. It’s an alternative to Grammarly. If you are looking for both translator and grammar checking feature in a tool then White Smoke is right for you.
It allows users to translate over 50 languages and easily integrated with Microsoft Word and Outlook. White Smoke works on all devices Windows, Mac, IOS, and Android. If you are looking to get White Smoke, Get a 50% discount click here.


4. Ginger Grammar Checker

ginger grammar
 Ginger is an online grammar checker tool that helps to write better English and correct texts.
When you the first land to their official site you will see a very simple website.
Ginger Grammar checker uses patent-pending technology which helps to correct grammar mistakes and spelling mistakes etc.
It allows you to write mistake-free online as well as offline too.
Using Ginger Grammar checker you can easily correct syntax error and punctuation mistakes.
It’s also come with the chrome extension feature so you can easily install it in your browser for free.

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5. After The Deadline

after the deadline
 After the deadline tool allows users to do content editing in less time. It comes with some good features like Contextual Spell Checking, Grammar Checking, and Advanced Style Checking.
They use artificial intelligence and natural language processing technology to find errors in your writing and improve content.
You only have to do is to enter the content on the given box and press the “check writing” button to see the result.
It’s very simple and easy to use software to find out grammar mistakes.

6. Hemingway

Hemingway is a web-based text editor, so you don’t require any download.
It comes with a very simple text editor that you can use to check your article for Grammar, Readability, and Spell Errors.
It’s not only a grammar checker tool even a style checker. Hemingway improves your content by throwing the readability score of your content and sentence improvement.
It’s the best tool for bloggers, you can edit your content with H1, H2, Tags, Links and etc, so you can easily post your content on your blog after editing.


7. Online Correction

online correction
Online Correction is also a very simple and easy to use grammar and spelling correction tool that allows you to check the correct your writing at their site.
You don’t need to download any heavy application. Online Correction provides a simple “text editor box” where you need to put your text content data and it will give you the highlighted color marked indication for your every wrong word and sentence.
They use different colors to mark different types of mistakes “Red” color indicates the spelling error and “Green” indicates the grammar suggestions. I already mentioned It’s a very simple and handful tool to correct your writing mistakes.

8. Paper Rater

paper rater
 Paper Rater is a simple grammar and punctuation checker tool which comes with plagiarism detection feature too.
It’s completely free, so you don’t need to for any fee.
This is the best online grammar and proofreading tool for the teacher and student, content writers, and bloggers like me.
 If you are looking for the best and free plagiarism checking tool then this is right for you. Paper Rater plagiarism checking feature help to find out plagiarism text before. They compare your text with over 10 billion documents.
You can use this tool directly at their website, no downloads required.

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9. GrammarChecker.net


GrammarChecker.net is a free premium simple grammar checker tool that allows you to check any grammatical errors in your written content.

To use this tool first write out the text in a word processing program like Google docs, Microsoft word and etc. Then, edit your written content according to needs.

After doing this, go to the GrammarChecker.net tool and put the content in the box then click on “Free Check” button.

It will show you grammar suggestions, style suggestions, and spelling errors in your content. You can also correct errors by clicking on the text.

When you are done, this tool automatically gives a check for grammar usage and gives a final verdict.

There’s one other way you can check grammatical errors, Deep Check works the same as the free check. The only difference is deep check is more capable to identify the difficult mistakes.

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10. Language Tool


Language tools are also another best free premium grammar, style, and spell checker tool. It checks more than 20 languages including English, French, Spanish, German, Russia, and more.

It is specially designed for insistently check spell and grammar mistakes in the text. Using this tool you can easily identify your grammatical mistakes that a simple spell checker can not detect.

It gives more control and confidence to non-native speakers over their content. If you are looking for a very simple and powerful free grammar and spell checker tool then you must check out the language tool.

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11. Spell Check Plus Pro


Spell Check Plus Pro is an online grammar checker. The basic version is free that you can use it by pasting your written content.

It comes with a pro version that offers the same additional features at just $14.99 Canadian dollar. The pro version gets you a full-screen editor, resizing, and customize the editing process according to your needs.

You can also achieve content that you have corrected earlier. There is a drawback to this tool. It’s not come with a chrome extension. you will need to visit its website to check your text.

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12. DupliChecker


It’s a free plagiarism checker tool that mostly used to find duplicate content that also offers additional tools like Grammar Checker and Word Counter.

You can search up to 1000 words in their text editor. The best thing is you can import your content file such as txt, doc, PDF and etc.

There’s one feature I like the most you can check plagiarism via website URL. You just need to put the URL of a site the one which you want to check. The cool thing it’s free you don’t have to pay any subscription fee.

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13. Scribens


Scribens is an online grammar checker tool that is available for free. It checks the grammar of your texts and finds spelling mistakes.

You don’t need to copy and paste your original text in this tool. You can correct your text on platforms like Gmail, Hotmail, Yahoo, Facebook, Blogs, and Twitter etc.

Scribens seamless integration with PowerPoint, Microsoft, Outlook, Excel and etc. In 2019 over 5 million people visited scribens and over 200,000 propels regularly use it to correct grammar.

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14. Grade Proof


Grade Proof is a powerful intelligent algorithm that corrects and improves your writing. It analyses your work for grammatical issues to help you to avoid common grammar and spell mistakes.

Grade Proof is a very powerful tool like Grammarly and also works similarly. It has also a chrome extension that lets you improve your writing everywhere. There are some useful features of grade proof editor like spell checker, grammar checker, word count, targeting, rephrasing analysis, plagiarism checker, and many more.

It’s one of the best alternatives of grammarly, you can use grade proof for free. There’s also a paid version available that offers some extra features.

If you find this tool helpful then you should go with the premium version for some extra features.

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15. SentenceChecker.org

Online Sentence Checker

SentenceChecker is a simple sentence and grammar checker tool helps you to make sure that all of your punctuation, words, syntax, structure, and formatting is correct.

Sentence editor is one of the toughest parts, this tool allows you to improve your sentence structure. You only need to paste your paper into the sentence correction checker tool and you will get with the changes made.

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Over to You

I have listed some famous and most used grammar & punctuation checking tool above. Now, It depends on you which one would you like to use for writing improvement.
If you take my opinion then I highly recommend you to use Grammarly. It’s free and easy to use as well.
I personally use this for writing my blog posts, messages, and social posts.

I hope this post was helpful to you if you have any questions or suggestions let me know.

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