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PlagiarismCheck.org — AI for Education & E-learning

Checks your text for plagiarism and estimates the probability of AI generation. Get a detailed report with sources and an AI score.

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Free Plan
Free plan verified · free AI tools for Educators
5.5 Zekai
Dual plagiarism & AI check
AI for Education & E-learning
Ease of Use
7.6
Accuracy
5.4
Value
4.8
Time Saving
4.2
AI DetectionPlagiarism CheckerLMS IntegrationGrammar CheckReporting
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Zekai Verdict

What is it?
PlagiarismCheck.org is a tool designed for educators and writers to check documents for copied content and potential AI writing.
Best for
Teachers and Professors
Price
Free plan
Zekai Score
5.5/10
Hand-scored by Zekai

Top AI for Education & E-learning picks

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⚡ Quick answer

PlagiarismCheck.org is an online tool that scans text to find copied content from web pages and academic sources. It also includes a feature that estimates the probability that a text was written by an AI model. You receive a single report that shows a similarity score for plagiarism and a separate score for potential AI generation.

📖 About PlagiarismCheck.org
How It Works

Your workflow, automated

1
Submit Your Text
Copy and paste your text, upload a file (like a .docx or .pdf), or provide a URL to the content you want to check.
2
Run the Analysis
The tool scans your text, comparing it against a vast database of online content and academic papers for similarities and AI patterns.
3
Review the Report
Receive a detailed report showing the plagiarism percentage, highlighted matches with sources, and a separate score for the probability of AI generation.
Ready to automate your workflow with PlagiarismCheck.org?
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Real Impact

Before & After

❌ Before

Unsure if student work is original or AI-generated.

Manual Spot-Checking
✅ After

Get a report with plagiarism and AI probability scores.

Consolidated Report
AI Prompts

Prompts for Educators

Prompt 01 Lesson Activity Generation Prompt
[[Paste your voice-to-text notes from Step 1 here]]
Prompt 02 NGSS-Aligned Lesson Plan Prompt
Act as a middle school science curriculum developer. **Task:** Generate a 5E lesson plan for a 7th-grade science class on photosynthesis. The lesson should be aligned with NGSS standard MS-LS1-6. The class has 50 minutes and access to 1-to-…
Prompt 03 Prompt to Ask for Sources
Please provide the sources for the information you just gave me. List at least three specific, publicly accessible URLs.
See all 35 AI prompts for Educators →
Social Proof

Trusted by professionals

Ease of Use
7.6
Accuracy
5.4
Value
4.8
Time Saving
4.2
Connects With

PlagiarismCheck.org integrations

• Google Classroom • Moodle • Canvas • Google Docs Add-on
Setup complexity: Easy
PlagiarismCheck.org is a tool designed for educators and writers to check documents for copied content and potential AI writing. It compares your text against a large database of web pages and academic papers, providing a similarity score. The tool also includes a feature to estimate the likelihood that a text was written by an AI.
The decision

Is PlagiarismCheck.org worth it?

Built for
Educators, students, writers, editors, academic institutions.
Effort to adopt
Easy
Who It's For

Why Education & E-learning choose this tool

🎯
Built for
Teachers and Professors
In-Depth Overview
If you need to confirm the originality of a piece of writing, this tool offers a two-in-one check for both plagiarism and AI-generated text. You can upload a document or paste text directly into the editor to receive a detailed report. The report highlights sections that match existing sources online or in academic databases, providing direct links to those sources for your review. This helps you identify unintentionally copied phrases or improperly cited material. Beyond standard plagiarism detection, the tool provides an AI-generated content score. It analyzes writing style, complexity, and other patterns to estimate the probability that the text was created by a large language model. This can be a starting point for conversations about academic integrity, but it's important to interpret the score with caution. AI detection is not definitive and can produce false positives, particularly with text from non-native English speakers. The score is an indicator, not proof, and should be used as one part of a larger assessment of a student's work.

Key Use Cases

🎯
Educator
📋
✓ Pros
• Combines plagiarism and AI detection in one tool
• Integrates with common Learning Management Systems (LMS)
• Provides clear, color-coded reports that are easy to understand
• Allows checking by uploading files, pasting text, or via a URL
• Includes a grammar checker as part of the analysis
· Cons
• AI detection is probabilistic and can produce false positives on human writing.
• False positives from AI detectors can disproportionately affect non-native English speakers.
• An AI score must never be the sole evidence for academic dishonesty accusations.
• The free check is limited in word count.
⚡ Editorial Verdict

PlagiarismCheck.org offers a straightforward way to check for both copied text and potential AI writing in a single pass. However, remember that AI detection is a probabilistic estimate, not a certainty. False positives are a known issue, so a high AI score should prompt further inquiry, not be used as the sole basis for an accusation.

Questions & Answers

Frequently asked questions

Can PlagiarismCheck.org detect ChatGPT?

+
The tool includes an AI detector that analyzes text for patterns common to large language models like ChatGPT. It provides a probability score, but it is not a definitive judgment and should be interpreted with caution.

Last reviewed:

Plans & Pricing

PlagiarismCheck.org pricing and plans

Prices and features are updated regularly but can change at any time — always confirm on the official website. Some links on this page are affiliate links.

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AI Directory

About PlagiarismCheck.org

Full Description

PlagiarismCheck.org is a tool designed for educators and writers to check documents for copied content and potential AI writing. It compares your text against a large database of web pages and academic papers, providing a similarity score. The tool also includes a feature to estimate the likelihood that a text was written by an AI.

Editorial Verdict

PlagiarismCheck.org offers a straightforward way to check for both copied text and potential AI writing in a single pass. However, remember that AI detection is a probabilistic estimate, not a certainty. False positives are a known issue, so a high AI score should prompt further inquiry, not be used as the sole basis for an accusation.

Last reviewed:
Disclaimer
Zekai is an independent AI tools directory. We are not affiliated with, endorsed by, or officially connected to PlagiarismCheck.org unless clearly stated. All product names, logos, and brands are the property of their respective owners and are used for identification purposes only. The information on this page — including pricing, features, and availability — is general information, may have changed since our last review, and is not professional advice. Zekai Scores and verdicts are our editorial opinion. Some outbound links are affiliate links that may earn us a commission at no extra cost to you. Spotted outdated or incorrect information? Request a correction →
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