How can I check if my sentence is correct or not?

Paste the sentence into the grammar checker above and click “Fix Grammar”. The AI compares your sentence against standard English grammar rules and returns a corrected version instantly. If nothing changes, your sentence is already correct. For learning purposes, use the “With explanations” mode to see why each correction was made.

Can ChatGPT correct grammar?

General-purpose chatbots can correct grammar, but they often rewrite your text, change its tone, or add unwanted commentary. A dedicated grammar checker like this one is prompted specifically to fix errors while preserving your original meaning, style and formatting — and it works in one click without writing prompts.

Which grammar checker is most accurate?

AI-based grammar checkers are generally more accurate than rule-based ones because they understand context — they can tell whether “their”, “there” or “they're” is correct in a given sentence. This tool uses a large language model tuned for editing, which catches subtle agreement, tense and word-choice errors that pattern-matching checkers miss.

Can Google check grammar?

Google Docs includes a basic grammar and spelling checker, and Google Search sometimes suggests corrections. However, these built-in tools only flag common mistakes. A dedicated AI grammar checker performs a deeper analysis of grammar, punctuation, style and sentence structure, and gives you a fully corrected text you can copy immediately.

Is this grammar checker really free?

Yes. You can check texts up to 20,000 characters with no sign-up, no ads and no hidden limits. It works for essays, emails, blog posts, resumes and any other English text.

Does the grammar checker work for British and American English?

Yes. The AI recognizes both British and American spelling and grammar conventions and keeps your text consistent with the variant you are already using.

Free AI Grammar Checker

Fix grammar, spelling and punctuation mistakes in seconds. Paste your text and get a corrected version instantly — no sign-up required.

0 / 10.000 ký tự

Kết quả sẽ xuất hiện tại đây.

Why use this grammar checker?

Instant AI corrections

Advanced AI finds grammar, spelling and punctuation errors that rule-based checkers miss — including context-dependent mistakes.

Keeps your voice

Corrections preserve your meaning and tone. The checker fixes errors without rewriting your style.

Explanations included

Switch to the explanations mode to learn why each change was made and improve your English over time.

Free, no sign-up

Check up to 20,000 characters at a time. No account, no ads, no watermarks.

How to use the grammar checker

Paste your text
Type or paste the text you want to check into the editor above.
Click “Fix Grammar”
The AI grammar checker scans your text for grammar, spelling and punctuation errors.
Review and copy
Read the corrected version, compare it with your original, then copy it with one click.

About this grammar checker

A grammar checker is only useful if it actually understands your writing. This free AI grammar checker goes beyond simple spell checking: it analyzes each sentence in context, so it catches subject-verb agreement slips, wrong tenses, misplaced commas, confused homophones (their/there/they're) and awkward word choices that traditional checkers overlook.

It is built for anyone who writes in English: students polishing essays, professionals proofreading emails and reports, bloggers preparing posts for publication, and non-native speakers who want confidence that their text reads naturally. Because the checker preserves your original meaning and tone, the corrected text still sounds like you — just error-free.

Unlike most online grammar checkers, there is no word limit teasing, no sign-up wall and no premium upsell to see your corrections. Paste your text, click once, and copy the corrected result. If you also want to improve the style of your writing, try the paraphrasing tool or sentence rewriter after fixing the grammar.

Câu hỏi thường gặp

Mọi người cũng tìm kiếm

Best grammar checker free
Grammar checker online free
Best grammar checker online
Google grammar check
AI grammar checker
Punctuation checker
Sentence checker
Spell checker

Thêm công cụ viết miễn phí

AI Proofreader

A final-pass proofread in seconds: grammar, spelling, punctuation, capitalization and consistency — everything a human proofreader checks before publication.

Spell Checker

Fix every typo and misspelling — including the ones ordinary spell check misses, like their/there and affect/effect. Context-aware, instant, free.

Punctuation Checker

Fix commas, apostrophes, quotation marks, capitalization and every other punctuation slip in one click — without changing your words.