Online Proofreader

Upload a document or paste text for comprehensive proofreading with AI-powered analysis

words / 5000 word limit Upgrade for Unlimited

Drag and drop your document here

or click to browse. Supports DOCX, TXT, and PDF (max 10 MB)

Upgrade for Unlimited
/ 100
Quality Score

words issues found
Issues by Category
Corrections
Original
Corrected

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Why Use Our Online Proofreader

Upload Any Document

Upload DOCX, TXT, or PDF files for comprehensive proofreading, or paste text directly. No manual copying required.

Quality Score & Error Categories

Get an overall quality score out of 100 plus a breakdown of issues by category: grammar, spelling, punctuation, style, and clarity.

Side-by-Side Comparison

View your original and corrected text side by side, or download the corrected version as DOCX or TXT with one click.

How to Use Online Proofreader

1
Upload or Paste

Upload a DOCX, TXT, or PDF document, or paste your text directly into the editor.

2
Click Proofread

The AI analyzes your document for grammar, spelling, punctuation, style, and clarity issues, then generates a detailed correction report.

3
Review & Download

Browse corrections by category, view the corrected text side by side with the original, and download the proofread version.

Frequently Asked Questions

Our proofreader accepts DOCX, TXT, and PDF files up to 10 MB in size. You can also paste text directly into the editor if you prefer not to upload a file.

The proofreader checks for grammar errors, spelling mistakes, punctuation issues, style problems (wordiness, passive voice), and clarity issues (ambiguous phrasing, awkward sentences). Each error is categorized and color-coded for easy identification.

The quality score is a 0-100 rating of your document's overall writing quality. Scores above 80 indicate excellent writing, 60-80 is good with some room for improvement, and below 60 suggests significant issues that need attention.

Yes. After proofreading, you can download the corrected text as a DOCX or TXT file using the download button. You can also copy the corrected text to your clipboard.

The side-by-side view shows your original text and the corrected version next to each other, making it easy to compare changes. You can also switch between viewing just the corrected text, just the original, or both together.

Free users have a per-request word limit. Premium subscribers get extended limits for longer documents. Check the interface for your current limit.

Yes. Use the filter buttons above the corrections list to show only specific error types like grammar, spelling, or style. This helps you focus on one type of issue at a time.

Our AI proofreader catches the vast majority of grammar, spelling, and punctuation errors. It also identifies style and clarity issues that basic spell-checkers miss. We recommend reviewing the suggestions to ensure they fit your writing context.

Yes, the proofreader handles academic papers, essays, and research documents well. It checks for formal grammar rules and academic style conventions that are important for scholarly writing.

No. Your document is processed for proofreading and then discarded. We do not store, share, or retain your text after the analysis is complete.

Yes, the proofreader is fully responsive. On mobile devices, the side-by-side view switches to a tabbed layout so you can easily toggle between original and corrected text on smaller screens.

Most documents are analyzed in 10-20 seconds. Longer documents may take slightly more time. The AI processes grammar, spelling, punctuation, style, and clarity checks simultaneously for fast results.