Grammar Checker
Check grammar, spelling, punctuation, and writing style
Note: This tool checks for common grammar issues. For professional documents, consider additional proofreading by a human editor.
Grammar Checking Guide
What Does This Check?
- ✓ Repeated words (the the, a a)
- ✓ Common spelling mistakes
- ✓ Sentence capitalization
- ✓ Pronoun "I" capitalization
- ✓ Punctuation spacing
- ✓ Grammar patterns (could of vs could have)
- ✓ Passive voice detection
Common Mistakes
| your vs you're | Possessive vs contraction |
| there/their/they're | Location/possessive/contraction |
| could of | Should be "could have" |
| its vs it's | Possessive vs contraction |
| affect vs effect | Verb vs noun |