- Plagiarism Detection: Scans text against vast public and academic databases with source matching.
- AI Content Detector: Identifies AI-generated text across multiple languages.
- LMS Integrations: Works with Google Classroom, Moodle, Canvas, Schoology, and more.
- Google Docs Add‑on: Check plagiarism directly within Google Docs.
- Downloadable Reports: Generates shareable PDF reports with similarity breakdowns.
PlagiarismCheck.org
Plagiarism and AI detection platform for students, educators, and institutions
Updated August 1, 2026
PlagiarismCheck.org Overview
PlagiarismCheck.org combines plagiarism checking with AI-content detection for individual writers, educators, institutions and businesses. It can identify exact source matches, scan public and scholarly material, accept document uploads and produce downloadable reports.
The product also offers Google Docs and LMS integrations, personal archives, grammar and citation tools, and organization-only repository capabilities. Individual AI detection is currently described for English and Spanish, so the page does not claim universal language coverage.
Key Features
Pricing
| Plan or service | Current price | Key details |
|---|---|---|
| Free check | First 2 plagiarism pages free | Individual plagiarism allowance; not an unlimited free plan |
| Pay as you go | $5.99 one time for 20 pages | Individual plagiarism pages without a subscription |
| Basic | $4.25/month billed annually | 20 plagiarism pages and 100 AI-detection pages per month |
| Light | $7.17/month billed annually | 50 plagiarism pages and 250 AI-detection pages per month |
| Standard | $18.33/month billed annually | 150 plagiarism pages and 750 AI-detection pages per month |
| Premium | $33.33/month billed annually | 300 plagiarism pages and 1,500 AI-detection pages per month |
| Advanced and Pro for organizations | Request a quote | LMS, archive and organization-level features configured by sales |
Pricing source: https://plagiarismcheck.org/pricing/
Pros
| Comparison | Where PlagiarismCheck.org may fit better |
|---|---|
| Turnitin | PlagiarismCheck.org publishes individual pay-as-you-go and subscription options without making claims about Turnitin's current commercial terms. |
| Copyleaks | The product combines plagiarism and AI-page allowances in the same individual subscription lineup. |
| Originality.ai | Source matching, reports, LMS integrations and education workflows support classroom and institutional use. |
| Scribbr | A one-time 20-page option can suit occasional checks that do not require a recurring subscription. |
| Quetext | Organization tiers add LMS, archive and repository capabilities by quote. |
Cons
| Comparison | Tradeoffs to check |
|---|---|
| Turnitin | Institutional buyers should verify repository depth, policies and integrations for their environment. |
| Copyleaks | Monthly plagiarism and AI allowances are separate and can be exhausted at different rates. |
| Originality.ai | Individual AI detection is currently described for English and Spanish rather than every language. |
| Scribbr | The lowest annual subscription price requires annual billing. |
| Quetext | Advanced organization pricing is not public and requires sales contact. |
Reviews
- Trustpilot Review (Rating: 4.5/5 from 90 reviews): Users commonly mention source matching, convenient reports and ease of use, while newer feedback is mixed enough that older named testimonials should not be treated as a universal consensus.
- G2 Review (Rating: 4.8/5 from 44 reviews): The pool highlights plagiarism accuracy, ease of use and detailed reporting. Some users note limits in the basic version; vendor feature copy is not presented as user testimony.
