PlagiarismCheck.org

PlagiarismCheck.org is ranked #11 of 31 in plagiarism checkers on The Geeks Club. It runs on API, Browser extension, Web.

PlagiarismCheck.org plans and pricing

All plans

Basic $5.99 once No monthly fees; pay for checked pages 20 pages plagiarismcheck.org · 1 Oct 2026

Light $9.99 once No monthly fees; pay for checked pages plagiarismcheck.org · 1 Oct 2026

Standard $25.49 once No monthly fees; pay for checked pages plagiarismcheck.org · 1 Oct 2026

Premium $45.49 once No monthly fees; pay for checked pages plagiarismcheck.org · 1 Oct 2026

Pro Not published Request quote Institutional web-based account · public-resource searching · Google Classroom, Moodle and Canvas integration · personal institutional archive · Google Docs add-on · 99.99% uptime · Fingerprint authorship verification · grammar checker · closed-depository and library searching · VIP support · custom features plagiarismcheck.org · 1 Oct 2026

Advanced Not published Request quote Institutional web-based account · public-resource searching · Google Classroom, Moodle and Canvas integration · personal institutional archive · Google Docs add-on · 99.99% uptime · Fingerprint authorship verification · grammar checker · closed-depository and library searching · VIP support · custom features plagiarismcheck.org · 1 Oct 2026

Compared on plagiarism checkers

Free plan: Yes
API access: Yes

Best PlagiarismCheck.org alternatives

See all 12

8.0 Noplag Free plan

7.7 PlagAware Free plan

7.1 Quetext AI Detector Free plan

7.1 SmallSEOTools Plagiarism Checker Free plan

7.0 Originality.ai Free plan

7.0 PlagiarismSearch Free trial $27.95/mo

PlagiarismCheck.org

Core purpose: The service checks text originality, verifies authorship, detects AI-generated content and helps improve writing.
Free checking: Users can check 2 pages for free.
Detection capabilities: The checker detects exact matches, substitutions and rearrangements in word order and sentence structure.
AI detection: The site claims 99% accuracy in detecting even slight signs of AI.
Reports: The product provides interactive results and downloadable reports.
Integrations: Listed integrations include Moodle, Google Classroom, Canvas, Blackboard and a Google Docs add-on.
Browser access: PlagiarismCheck.org is browser-based and requires no installation.
Data handling: The company says it does not keep uploaded writings in its database and that uploaded texts remain confidential.
Institutional users: Organizational plans target K-12 schools, higher-education institutions, research institutions and businesses.
Academic features: Higher-education customers get grammar, spelling and punctuation checking, AI detection and authorship verification.
Support: The company lists support by email and a 24/7 phone number.
API limit: The API currently supports only English text and requires submitted text to be at least 80 characters.
Company history: PlagiarismCheck.org says it was created in 2011 as an assistance tool for college students and teachers.
Usage reach: The homepage reports more than 1,000,000 users and more than 21,000,000 texts checked for plagiarism.

Visit site Alternatives

Where it ranks on The Geeks Club

Best Plagiarism Checkers in 2026#11 of 31
Best Plagiarism Detection Software in 2026#14 of 28
Best AI Plagiarism Checkers in 2026#11 of 26

Is PlagiarismCheck.org yours?

Claim it for free: prove the domain, then correct facts, plans and screenshots. An editor reviews every change.

Claim it free Promote PlagiarismCheck.org

Sources

plagiarismcheck.org· checked 1 Oct 2026
plagiarismcheck.org/for-students/· checked 1 Oct 2026
plagiarismcheck.org/higher-ed/· checked 1 Oct 2026
plagiarismcheck.org/contact-us/· checked 1 Oct 2026
plagiarismcheck.org/for-developers/· checked 1 Oct 2026
plagiarismcheck.org/about-us/· checked 1 Oct 2026
plagiarismcheck.org/pricing/· checked 1 Oct 2026