Free AI Proofreader
Check grammar, spelling, punctuation, and style in seconds
Need spelling or pronunciation help? Use our free text to speech tool online for clear, accurate audio - Speechise Text to Speech
What Is an AI Proofreader?
Bookize AI Proofreader reads your text and finds grammar, spelling, punctuation, and style mistakes, then explains each one and shows you the exact fix.
It works in whatever language you write in, so you get the same clear corrections for emails, essays, articles, or any text that needs a quick, reliable check before you send or publish it.
How to proofread text online:
- Paste or type the text you want to check.
- Click the button to run the AI proofreading check.
- Review the list of issues found, grouped by type.
- Read the corrected version of your text.
- Copy and use your corrected text.
Why Choose Bookize AI Proofreader
Clear, accurate corrections
See exactly what was wrong and what the fix is, not just a vague score.
Grammar, spelling, punctuation & style
Catches grammar slips, misspellings, punctuation errors, and style issues in one pass.
Fast online checking
Get results in seconds directly in your browser, no installation or sign-up needed.
Private by design
Your text is only used to run the check you requested.
Built for every writer, in every language
Great for students, professionals, non-native speakers, and multilingual writers alike.
Popular Proofreading Use Cases
Essays and academic writing
Check assignments, papers, and research notes before you submit them.
Non-native speakers
Catch grammar and phrasing mistakes that are easy to miss when writing in a second language.
Emails and business writing
Proofread messages, proposals, and reports before you send them to clients or colleagues.
Blog posts and articles
Clean up drafts so your published content reads smoothly and professionally.
Social media posts
Quickly check captions and posts for typos before they go live.
Resumes and cover letters
Make sure job application materials are free of distracting mistakes.
FAQ
Is this AI proofreader free to use?
Yes, Bookize AI Proofreader is free to use for checking text in your browser, with no sign-up required.
What kinds of mistakes does it catch, and in what languages?
It highlights grammar mistakes, spelling errors, punctuation problems, and style issues, and shows a corrected version of your text. It checks text in whatever language you write in, not just English.
Will it show me why something was flagged?
Yes, each issue includes a short explanation along with the suggested fix so you can learn from the correction.
Do I need to install anything?
No installation is required. The proofreading tool works online in your browser.
Can I proofread long text?
Yes, you can check up to 5,000 characters at a time. If your text is longer, split it into parts for the clearest results.
Can I use this for business or academic writing?
Yes. It works well for emails, reports, essays, articles, and other everyday writing.
Does it rewrite my text automatically?
It shows you the suggested corrections and a corrected version of your text, which you can review and copy whenever you are ready to use it. Your original text is not changed until you do.
Can I edit the corrected text?
Yes, you can copy the corrected text and keep editing it further to match your own style or tone.