Free Punctuation Checker
Fix punctuation errors automatically. Commas, periods, semicolons, apostrophes, and more -- all checked by AI.
Why Choose Our Free Punctuation Checker?
Complete Punctuation Check
Checks all punctuation marks: commas, periods, semicolons, colons, apostrophes, quotation marks, and more.
Comma Placement
Specialized in comma rules including Oxford commas, introductory phrases, and compound sentences.
Style Consistency
Ensures consistent punctuation style throughout your document.
Free vs Premium
| Feature | Free | Premium |
|---|---|---|
| Word Limit | 500 words | Unlimited |
| Rewriting Modes | 2 modes | 10 modes |
| Synonym Control | Yes | Yes |
| Freeze Words | No | Yes |
| History | No | Yes |
| Priority Processing | No | Yes |
Frequently Asked Questions
Our tool checks for missing commas, incorrect apostrophes, wrong quotation marks, missing periods, semicolon misuse, and all other punctuation errors.
By default, it follows American English punctuation rules. You can switch to British English in the settings.
Yes, our tool identifies run-on sentences and suggests proper punctuation to break them into clear, readable sentences.
Yes, you can configure the tool to enforce or omit the Oxford comma based on your preferred style guide. It checks for consistent comma usage in lists throughout your entire document.
Yes, our tool understands the rules for punctuating dialogue, including placement of commas and periods inside or outside quotation marks according to American or British conventions.
Yes, the tool detects missing apostrophes in contractions like "dont" and possessives like "Johns book." It also catches incorrect apostrophe usage in plurals where they do not belong.
Our AI checks for correct semicolon usage between independent clauses and in complex lists, as well as proper colon usage before lists, explanations, and quotes. It suggests replacements when these marks are misused.
Yes, comma splices are one of the most common punctuation errors. Our tool identifies them and suggests corrections such as adding a conjunction, replacing the comma with a semicolon, or creating two separate sentences.
Yes, the tool analyzes your entire document for punctuation consistency. It flags inconsistencies like switching between serial commas and no serial commas, or mixing American and British quotation mark styles.
Absolutely. Professional documents require flawless punctuation. Our tool is used for business reports, proposals, marketing copy, press releases, and other corporate communications.
Yes, the tool distinguishes between hyphens, en dashes, and em dashes, checking that each is used correctly. It also validates ellipsis usage and ensures consistent formatting of these marks.
Yes, while creative writing allows more punctuation flexibility, our tool flags clear errors while respecting intentional stylistic choices. It helps ensure your creative punctuation is deliberate rather than accidental.