Punctuation Checker
Catch missing commas, misplaced periods, stray apostrophes, and spacing slips — then fix them in one click. Free, ad-free, and built for essays and papers.
Frequently asked questions
What does a punctuation checker do?
A punctuation checker scans your writing for misplaced or missing punctuation — commas, periods, apostrophes, quotation marks, semicolons, hyphens, and spacing — and suggests fixes you can apply in one click.
Is the punctuation checker free?
Yes — it's completely free and ad-free. Paste up to 10,000 characters and check as often as you like.
What's the difference between this and the grammar checker?
The punctuation checker focuses only on punctuation and spacing issues, so the suggestions stay clean and targeted. Use the full grammar checker when you also want spelling, grammar, and style feedback.
Does it fix comma splices and missing commas?
Yes. It flags missing commas, comma splices, run-on punctuation, and extra spaces, then offers corrections you can accept instantly.
Is it good for essays and academic writing?
Absolutely — clean punctuation makes academic writing clearer and more professional. When you quote a source, remember to cite it with our citation generator.
Need full grammar feedback?
Check spelling, grammar, and style — not just punctuation — with our free grammar checker.
Open the grammar checker