Top 13 Free Online Proofreading Tools to Write Flawless Content

Written by | In group | Updated on
July 1, 2021

Who else wants to write flawless contents that will impress others? If you are searching for proven ways to improve your writing, make sure to use online proofreading tools.

In this detailed guide, I’m going to show you top 13 free online proofreading sites to create error-free content on your blogs. Whether you are writing for a blog or creating essays, proofreading is a must.

Here’s where using online proofreading tools will help you rectify your grammatical errors on the go.

Why is proofreading important?

Whether you’re a blogger, writer or student, you need to create flawless content to attract the audience. If you want to create a successful career online, you already know that blogging is one of the best ways.

Blogging is mostly about writing error-free content. Google gives top rewards to the sites that consistently update their pages with flawless content.

If you are not getting top results for most keywords you are trying, you might be writing content that is full of grammatical errors. So finding errors and writing error-free content on your blogs or websites is really crucial if you want to bring more traffic from search engines.

That’s why proofreading is important and you need to always take care of the content you are publishing online. Whether you are writing for blogs or academic articles, you need to proofread your articles before submitting them to someone.

Proofreading softwares have many benefits including correcting your typos on the go and you can easily save them in docs or text files.

Few solid proofreading tips to create flawless content:

  • Always make sure to re-read your articles or essays before publishing.
  • Read your content loudly to rectify your grammatical mistakes or typos easily.
  • Ask your friends to easily find out the mistakes on your content. Or hire an editor to easily make corrections.
  • Write in small paragraphs so that you can easily figure out where you are making grammar mistakes. Also use short sentences if you want to hone your writing skills.

Make sure to use proofreading sites online to write great content without any typos. Let’s now get into the details.

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Top 13 online free proofreading tools

Top 13 Free Online Proofreading Tools to Write Flawless Content

1. Grammarly

Currently Grammarly is the most accurate tool for grammatical corrections in the market. This site not only helps you find your grammatical errors but also gives you relevant explanations of each mistake. This is a huge advantage for people whose native language is not English.


It also has an in-built plagiarism checker that will help you find the duplicate contents in a copy. It also checks the word count and gives you precise details about the document you are working on.

Here are few benefits of using Grammarly to write error-free content.

  • Eliminates most writing mistakes
  • Works wherever you write online (this tool helps you write mistake-free in Gmail, Facebook, Twitter, Tumblr, LinkedIn, and nearly anywhere else you write on the web)
  • Built by the world’s leading linguists

2. Google Docs

There’s a reason why I put Google Docs in the first place in online proofreading tools list. The reason is it’s not only free but Google Docs provides excellent features to edit your writing on the go. You can also include Add-ons such as Thesaurus, Lucidchart diagrams, Template gallery etc to make your editing process easier while writing.

Google Docs

You can save the files even offline when the connection is lost or if you simply like to write without having Internet connection. All in all, Google Docs is the perfect writing solution for all the writers who are into essay writing, copywriting etc.

Here are the features of using Google Docs for editing.

  • It offers 15GB free space all the Gmail users
  • You can keep and save almost any file
  • Share how you want
  • Safe and secure

3. Ginger

Believe it or not, Ginger software is world’s best grammar checker. It’s one of the best online proofreading tools that help you easily correct your sentences without having to worry much.


If you want to improve your writing and productivity on the go, start using Ginger software. It will give you effortless features to hone your writing skills without having errors. If you are always making silly mistakes while creating blog posts or writing essays, try Ginger.

It will ensure that your writing is flawless but it does require you to stay online if you want it to make changes on the go.

Read: 10 Best Free Online Punctuation Checker Tools For Bloggers And Writers

According to the Ginger website, it uses the most sophisticated “patent-pending technology to decipher the semantic meaning and context of text input, by comparing it to billions of similar sentences from the web.”

Here are few powerful features of Ginger tool.

  • Offers great English corrections
  • Works in Microsoft Office and browsers
  • Lightweight application
  • Great design
  • Built-in dictionary
  • Automatic translator

4. WordRake

WordRake is a powerful writing assistant tool for professionals like bloggers, writers, and editors. WordRake is created by lawyer and writing expert Gary Kinder.


WordRake is the first and only automated in-line editing software that can be used to seamlessly edit in Microsoft Word and Outlook. WordRake uses a ton of algorithmic rules that provide you accurate context suggestions to improve your writing. 

Here are a few powerful features of WordRake;

  • Offers you an automated in-line editing software 
  • It’s available for Mac or Windows
  • Offers one-click editing for both Microsoft Word and Outlook
  • It helps you easily find high-level grammar and punctuation mistakes

5. Paper Rater

Correctly spelled words used in the wrong context mean embarrassing mistakes for you. So this tool helps you with the most advanced “contextual spell checker” to easily rectify your grammatical errors.

Paper Rater writing tool

‘Paper Rater’ is a free proofreading software that utilises Artificial Intelligence to help writers and students write better.

Here are a few powerful features of Paper Rater;

  • Grammar & Spelling Check
  • Free Proofreader
  • No Downloads Required
  • It will also check for any duplicate contents using its plagiarism detection tools
  • It also gives you writing suggestions to improve your writing

6. GrammarCheck

GrammarCheck is another widely popular proofreading tool that checks your text for grammatical errors instantly.

You can paste your content or enter your text into the form on their website.

Here’s how it looks like;


Once you click on the “Free Check” button, the tool will instantly show you the grammatical mistakes if any. 

If you see an underlined spelling error or grammar suggestion in your text, click on it to see more options so you can make necessary corrections. 

Here are a few features of GrammarCheck;

  • Free proofreading tool to quickly find grammar mistakes
  • Easy to use as you can paste the content or enter text on their tool
  • Helps easily find spelling errors, gives style suggestions, and grammar suggestions

7. Language Tool

LanguageTool is an Open Source proof­reading program for English, French, German, Polish and more than 20 other languages.

Language Tool

This proofreading software finds many grammatical errors that a simple spell checker like MS Word can’t detect and enables you to write flawless content. If you’re using the LibreOffice or OpenOffice add-on you can also make use of this free tool “Language Tool”.

Here are the awesome features of this amazing proofreading tool;

  • It’s completely free to use
  • It also offers a free browser extension to proof read on the go
  • You can use this tool to check grammar, style, and spelling mistakes in your text

8. Hemingway App

The Hemingway app is one of the popular online proofreading tools used for distraction-free writing. It offers an easy to use editing tool that helps you improve your writing.

Hemingway app

You can paste your content or paragraphs into the Hemingway App editor and it instantly shows you all the writing mistakes (and gives you suggestions).

Here’s how it looks like;

Hemingway App

As you can see above, if you see text highlighted in red, your sentence is complicated to understand. So, you can simplify that highlighted text to polish your writing.

Here’s the list of features offered by Hemingway App;

  • The online version of Hemingway Editor is completely free to use
  • Helps you polish your writing
  • Helps you identify sentences that are too complex to understand
  • Hemingway will provide you with a readability grade 

9. Spell check plus

‘Spell check plus’ uses an advanced yet user friendly interface to all you to check your text to see if there are any errors in your text.


The great feature about this tool is that it targets a number of errors made by second language learners of English. So this tool is a blessing for the people whose native language is not English and who still want to improve their English writing skills.

Spell check plus design almost resembles the MS Word interface but it will caught more grammatical mistakes that MS Word won’t caught. This tool allows you to paste the text into the text box, once you enter the text, you will see if there any errors in your copy after clicking the button “Check Text”.

This online tool is able to detect problems with words that sound the same. For ex: there versus their, its versus it’s etc.

This tool catches thousands of commonly confused words that other spell checkers ignore.

Features include:

  • It is available online and therefore accessible from any computer.
  • It follows a pedagogical approach that encourages learning
  • It updates automatically

10. Reverso

Reverso is a free online translation, dictionary, grammar and spell check tool that provides you a great features to edit your writing easily.

reverso spell checker

This tool also offers online translation into French, Spanish, German, Italian, Russian, Portuguese, Chinese, Arabic, Hebrew, Japanese.

Here are few great features of Reverso tool:

  • You can benefit from a translation service that has been tested on millions of translations and has been constantly improved
  • Optimize the translation quality thanks to the automatic spell checking of the mistakes contained in the original text of your documents
  • You can improve your oral skills and your accent by listening to native speaker pronunciation of whole texts
  • You can also translate idioms and suggest better translations that could improve the translator
  • View the dictionaries results on the same page and discover the various meanings of words

So what are you waiting for?

11. ProWritingAid

ProWritingAid is an incredible proofreading tool used by over 1 million authors, editors, students, and professionals worldwide.

ProWritingAid tool

It gives you in-depth reports on your content’s sentence structure, punctuation issues, repeated phrases, and more to improve your writing.


Read: ProWritingAid Discount 2021: 20% Off On Premium Plans

Here’s the features list of ProWritingAid;

  • Helps you with grammar checking, sentence formation, punctuation mistakes, etc
  • Offers free browser extensions so you can check real-time grammar and spell checking online
  • Extremely user friendly that can be used as a personal writing coach

12. Ludwig

Ludwig is a popular sentence search engine used by over 15 million users worldwide to improve their writing.

Ludwig offers highly relevant context examples taken from trusted sources to help you write better in English. Unlike other proofreading tools mentioned on this list, Ludwig helps you write PROPER sentences in English.

Here’s how it looks like;


As you can see above, once you enter a word or phrase, Ludwig shows you how professional writers have used that word or phrase.

Here are the awesome features of Ludwig;

  • You can find your sentence in the best contexts
  • Ludwig also helps you easily translate in English in the best possible way
  • It currently has over 200 million English sentences 
  • Discover the missing word in your text
  • Helps you properly paraphrase your sentences

13. StackEdit

StackEdit is a popular open-source Markdown editor based on PageDown. If you’re a blogger or online creator who’s looking to use Markdown to create professional-looking content, StackEdit is a great tool for you.


It also offers a live preview function as well as built-in spell checking to improve your writing.

Here are the featured offered by StackEdit;

  • Works as a spell-checking tool
  • The ability to write in this app, and edit your content with Markdown tools as you go
  • You can upload your content directly to your blog or online storage drives such as Google Drive and Dropbox
  • Allows you to insert inline comments in your files

Browse more Blogging Tutorials:

FAQs | Free Online Proofreading Tools

What are some proofreading techniques?

Re-read your content loudly, ask a friend, write small paragraphs, use short sentences, and make sure to use some proofreading sites for error-free writing.

What is the best proofreading website?

For me, it’s Grammarly. I have been using Grammarly to proofread my blog posts from the beginning and it works like a charm for me.

Is Grammarly really free?

Yes, it’s free to use. Apart from the free version, you can also opt for its paid services to get more features.

Is there a free alternative to Grammarly?

Yes, there are so many but I would recommend you go with the Pro Writing Aid, the best free Grammarly alternative. You can also use tools like free plagiarism checkers like Writer if you want to check duplicate content.

Can I make money from proofreading?

Of course, you can earn money from proofreading. Like software testers, there are proof-readers for flawless writing work.

How do I become a proof-reader online?

There are lots of freelancing sites available like Fiverr, Upwork, Freelancer, etc. where you can easily get suitable work online.

What is the best proofreading software for professionals?

Here are the three best proofreading software tools for professionals who want to improve their writing.

– Grammarly (uses artificial intelligence and natural language processing to assist you with better writing)
– Ginger Software (it has developed language enhancement technology that uses statistical algorithms to improve your writing)
– WhiteSmoke (can be used as a grammar checker, spell checker, and style checker tool)

What is a proofreading tool?

A proofreading tool is a writing assistant tool that helps you correct your English grammar, style, spelling, and punctuation mistakes. Most proofreading tools help you check for spelling, grammar, and punctuation errors with a single click.

Is it worth paying for Grammarly premium?

Yes, if you’re a student, editor, author, or professional who regularly writes and looking to improve your writing, Grammarly premium is worth every penny as its pricing starts at $11.66 per month.

What are the best free proofreading tools?

Here are some of the best free proofreading tools you can use in 2021.

– Grammarly 
– SpellCheckPlus
– Reverso
– Hemingway App

Final thoughts about using top free online proofreading tools

So next time if you want to write flawless contents without having any typos or grammatical errors and want to impress your blog readers with your writing, make sure to use free online proofreading tools listed in this post. Feel free to bookmark this page as it will come be handy in the future too.

No matter what type of tool or service you use, there’s always one defect – almost none of them rectifies your grammatical mistakes with 100% accuracy with today’s technology. So don’t get disappointed, just make sure to read better stuff and keep on writing each every single day to hone your writing skills.

Anil Agarwal

Top 13 Free Online Proofreading Tools to Write Flawless ContentAnil Agarwal who owns, is a full-time blogger and SEO expert who has been helping people build profitable blogs for over a decade. BloggersPassion has been featured on premium online sites like Forbes, Huffingtonpost, Semrush, Problogger, Crazy Egg, The Next Web and so on.

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12 Comments on "Top 13 Free Online Proofreading Tools to Write Flawless Content"

  1. Hey says:


    I have been using Grammarly from the beginning to proofread my blog posts and it’s amazing.

    Chrome extension and MS Word integration work very well.

    I will definitely consider the other options you mentioned in the post.

    Amit Garg

  2. Nihal Singh says:

    The Tools are very useful to the content for the story and the thesis writing to the content writers and the students also. It helps to improve the writing skill and the communication skill for the writers.

  3. Min Kyu Kim says:

    Proofreading and editing is just not a cup of cake. A right mix of software is required to support your proofreading. As a proofreader, I think these would definitely help me out in my work.

    • Anil Agarwal says:

      Proofreading and editing is just not a cup of cake. A right mix of software is required to support your proofreading. Excellent points Min, truly said. Editing is definitely a masters game and you should get access to the right online proofreading tools if you really want to keep your content tight.

  4. romeo mihalcea says:

    Have a look at It has some unique features.

    • Anil Agarwal says:

      Thanks for the suggestion, I’d definitely check it out.

  5. Shilpi Dutta says:

    A very useful blog post . I downloaded Ginger and started using it. It proved to be quite helpful. Since I am in writing profession, these kind of tools is an advantage for me. Saves time and corrects mistakes. Thanks for sharing a very useful post. 🙂

    • Anil Agarwal says:

      Hi Shilpi, glad you found it useful and honestly, Grammarly is the most popular Grammar and punctuation checker tool currently which is literally used by millions of people worlwide. However, there are other solutions like Ginger, Pro Writing Aid and Whitesmoke which are great for online proofreading, so you should check them out as well.

  6. Uttoran Sen says:

    hey Anil,

    Thank you for the comprehensive review of proof reading tools,

    I love to proofread my content myself. We do have a very strong team of proofreaders and enhancers on GuestCrew but I love to proofread my own personal content myself.

    However yes, that does leave room for mistakes. Am thinking to give grammarly a try soon – been hearing about it for some time.

    will surely check out the rest of the tools that you have mentioned,

    Uttoran Sen,

    • Anil Agarwal says:

      Hi Sen, Glad you found this comprehensive review of proof reading tools helpful. So what online proofreading tools are you currently using? GuestCrew is great but there are also tools like Ginger, Whitesmoke, Grammarly etc that can help you improve your writing.

  7. Thomas James says:

    This is helpful. Thanks for sharing this online, this is a good start up tips for all aspiring and so as for professional writers. Cheers!

  8. Sweta Mishra says:

    Hey Anil great article. i hope these tools will increase my writing ability. Thanks

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