Enter text above and click Check Grammar
We'll scan for grammar, spelling, and punctuation errors
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Tool Information
Shortcuts
Ctrl + KEscQuick Actions
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How to Use
Follow these simple steps to check your grammar.
Enter Text
Paste or type your text into the editor.
Check
Click check to scan for grammar and spelling errors.
Review
See highlighted errors with severity and suggestions.
Fix
Apply suggestions and improve your writing.
Why Use This Checker?
The most comprehensive grammar checker online.
60+ Rules
Grammar, spelling, punctuation, and style checks.
Instant Detection
Real-time error detection as you type.
Severity Levels
High, medium, and low severity classifications.
Smart Suggestions
Get specific fixes for each grammar issue.
Grammar Score
Get an overall score from 0-100 for your text.
Export Reports
Copy or download detailed grammar check reports.
Frequently Asked Questions
What types of errors does this checker detect?
This tool detects grammar errors (their/there confusion, subject-verb agreement), spelling mistakes (commonly misspelled words), punctuation issues (missing apostrophes, double periods), capitalization errors, and style suggestions.
How accurate is the grammar checker?
The checker uses 60+ rule-based patterns to detect common errors. It's very accurate for common mistakes but may not catch every complex grammatical issue. For professional proofreading, combine with human review.
What is the grammar score?
The score is calculated from 0-100 based on error severity. High severity errors deduct 10 points, medium deduct 5, and low deduct 2. A score of 80+ is considered good.
Is my text stored on any server?
No. All grammar checking happens entirely in your browser using JavaScript rules. Your text is never sent to any server or stored anywhere. Your data remains completely private.
Can I use this for academic writing?
Yes! This checker is great for academic writing. It catches common mistakes like their/there confusion, missing apostrophes, and spelling errors. However, for formal academic papers, also consider using specialized academic tools.
What are the severity levels?
High severity indicates clear grammar errors (wrong word usage). Medium severity covers spelling mistakes and punctuation issues. Low severity includes style suggestions and minor improvements.