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Why this is the best free grammar checker

Best Grammar Checker Test Result Graph

Most accurate

In the test for the best grammar checker, Scribbr found 19 out of 20 errors.

No Signup Needed

No signup needed

You don’t have to register or sign up. Insert your text and get started right away.

Unlimited words and characters

Unlimited

Long texts, short texts it doesn’t matter – there’s no character or word limit.

The Grammar Checker is Ad-Free

Ad-free

Don’t wait for ads or distractions. The grammar checker is ad-free!

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Correct all your writing errors

Enhance your writing with Scribbr’s free Grammar Checker. We can help you to avoid mistakes with:

We are also happy to provide personalized help with our professional proofreading service.

grammar mistake

Correct your grammar

Improve your writing and grammar with just one click.

The Scribbr Grammar Checker fixes grammatical errors like:

spelling mistake

Spell-check on steroids

Spelling may seem straightforward, but basic spell-checks often don’t recognize many specialist terms you might use in your writing, incorrectly marking them as mistakes.

Scribbr has a large dictionary of recognized words, so you can feel confident every word is 100% correct.

comma mistake

Check your punctuation

Our Grammar Checker takes away all your punctuation worries. Avoid common mistakes with:

word use

Avoid word choice errors

Should you use “affect” or “effect”? Is it “then” or “than”? Did you mean “there,” “their,” or “they’re”?

Never worry about embarrassing word choice errors again. Our grammar checker will spot and correct any errors with commonly confused words.

accept all

Improve your text with one click

The Scribbr Grammar Checker allows you to accept all suggestions in your document with a single click.

Give it a try!

all english variants

A Grammar Checker for all English variants

There are important differences between the versions of English used in different parts of the world, including UK and US English. Our grammar checker supports a variety of major English dialects:

  • US English
  • UK English
  • Canadian English
  • Australian English

Why users love our Grammar Checker

🌐 English US, UK, CA, & AU
🏆 Quality Outperforms competition
✍️ Improves Grammar, spelling, & punctuation
⭐️ Rating 4.6 based on 3,339 reviews

 

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Frequently asked questions

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What’s the Scribbr Grammar Checker?

The Scribbr Grammar Checker is a tailor-made AI-powered tool that can correct basic language, grammar, style, and spelling errors. We run it so that our editors are free to focus on what they do best: making sure that your paper is free of more nuanced mistakes and providing you with helpful feedback and writing tips.

The Scribbr Grammar Checker is a pro at correcting basic mistakes – and a human editor will still be carefully reviewing your full text – so you can rest assured that your paper is in very good hands!

When you receive back a document that has been reviewed by the Scribbr Grammar Checker, you’ll see two sets of tracked changes in it: one set from the grammar checker and one set from your editor. That way, you can easily tell who made what changes in your paper.

Not sure how tracked changes work in Word or how to review your edited file? Read our handy guide to learn more.

What’s the best grammar checker?

We tested ten of the most popular free grammar checkers to see how many errors they could fix in our sample text and deducted points for any new errors introduced. We also evaluated the tools’ usability.

When compared all the other grammar checkers we tested for this comparison and Scribbr performed exceptionally well. It was successful in detecting and correcting 19 of the 20 errors. See the full review here.

What can you do if the grammar checker finds an error that’s not really an error?

If our grammar checker flags an error that is not actually an error, you have several options:

1. Ignore the error: Most grammar checkers allow users to skip or ignore suggestions they do not agree with or find irrelevant. If you are confident that the flagged “error” is not an issue, you can bypass the suggestion and move on to the next one.

2. Review the context: Take a moment to thoroughly review the context surrounding the flagged error. Sometimes, the initial correct usage might still create confusion or ambiguity within the specific context, and reconsidering the phrasing could improve overall clarity.

Does this grammar checker do more than fix grammar mistakes?

Yes, this grammar checker covers the following mistakes:

1. Grammar: Correction of grammatical errors such as subject-verb agreement, tense usage, and sentence structure

2. Spelling: identification and correction of spelling errors, including typos and commonly confused words.

3. Punctuation: Detection and rectification of punctuation errors, including incorrect use of commas, periods, colons, and other punctuation.

4. Word choice errors: Catch words that sound similar but aren’t, like their vs. they’re and your vs. you’re.

 

Can I use this grammar checker for free?

Yes. There’s no sign up or payment required to use the grammar checker.

Can I check my email, social media or any other communication to see if there are any grammar mistakes?

Yes. The grammar checker fixes any text, no matter what the medium is.

What makes the Scribbr spell check unique?

The Scribbr grammar checker finds more errors than many other tools and is particularly user-friendly:

  • Winner: In our test comparison, the Scribbr grammar checker found 19 out of 20 errors, putting it in first place.
  • No registration required: You don’t need an account to use the grammar checker.
  • No limits: There is no character or word limit.
  • Ad-free: There is no advertising on Scribbr to distract from the tool.

For more details, feel free to read our test of the best English grammar checkers.