Free AI Plagiarism Checker - Detect Copied Content & Ensure Originality
Check for plagiarism and duplicate content with our free AI plagiarism checker. Detect copied text, get detailed similarity reports, and maintain academic integrity.
Check for Plagiarism
Enter text and choose detection mode
Plagiarism Report
Your plagiarism report will appear here
Enter text and click "Check Plagiarism" to get started
How to Use Our AI Plagiarism Checker
Paste Your Text
Copy and paste your document or text into the input field.
Choose Detection Mode
Select comprehensive or focus on specific source types.
Run Plagiarism Check
Click check and wait for AI to scan millions of sources.
Review Results
Analyze originality score and potential matches found.
Types of Plagiarism We Detect
Exact Matches
Direct copying of text word-for-word from another source without proper attribution. This is the most serious form of plagiarism.
Severity: High - Requires immediate attention
Similar Content
Text that closely resembles existing content with minor modifications. Often indicates improper paraphrasing or citation.
Severity: Medium - Review and revise recommended
Paraphrased Text
Content that expresses the same ideas as existing sources but with different wording. May need proper citation.
Severity: Low - Consider adding citations
Why Choose Our AI Plagiarism Checker?
AI-Powered Detection
Advanced AI algorithms detect even paraphrased content with high accuracy
Comprehensive Database
Check against millions of academic papers, web sources, and publications
Detailed Reports
Get comprehensive reports with source citations and similarity scores
Multiple Scan Modes
Choose from different detection modes for specific content types
Benefits of Plagiarism Detection
For Students & Academics
- Academic Integrity: Ensure your work meets institutional standards
- Avoid Penalties: Prevent accidental plagiarism before submission
- Improve Citations: Identify sources that need proper attribution
- Build Confidence: Submit work knowing it's original
For Content Creators & Publishers
- Content Protection: Verify originality before publishing
- SEO Benefits: Avoid duplicate content penalties
- Legal Compliance: Reduce copyright infringement risks
- Brand Reputation: Maintain credibility with original content
Common Use Cases
Academic Writing
- • Research papers and dissertations
- • Student essays and assignments
- • Academic journal submissions
- • Thesis and capstone projects
- • Literature reviews
- • Grant proposals and applications
Content Creation
- • Blog posts and articles
- • Website content and copy
- • Marketing materials
- • Press releases
- • Social media content
- • Product descriptions
Professional Documents
- • Business reports and proposals
- • Legal documents
- • Technical documentation
- • Training materials
- • Policy documents
- • Corporate communications
Frequently Asked Questions
Is the AI plagiarism checker free to use?
Yes, our AI plagiarism checker is completely free to use. You can check unlimited text for plagiarism and duplicate content without any cost or registration requirements.
How accurate is the plagiarism detection?
Our AI-powered plagiarism checker provides highly accurate results by comparing your text against millions of web pages, academic papers, and publications to detect similarities and potential plagiarism.
What types of plagiarism can it detect?
Our tool detects exact matches, similar content, and paraphrased text. It can identify direct copying, improper paraphrasing, and content similarities across various sources.
Can I get detailed plagiarism reports?
Yes, you receive comprehensive reports showing originality scores, detected matches with source links, similarity percentages, and detailed analysis of flagged content.
What is the character limit for plagiarism checking?
You can check documents up to 10,000 characters. For longer documents, we recommend breaking them into smaller sections for optimal results.
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