Noplag
8.3#1 in plagiarism checkersFrom $9.99 a monthFree planWebAPILinuxmacOS
VisitNoplag vs PlagiarismSearch
PlagiarismSearch
6.4#16 in plagiarism checkersFrom $27.95 a monthWebAPIExtension
VisitWhat both publish
| Fact | Noplag | PlagiarismSearch |
|---|---|---|
| AI detection | AI-content detection is marked as coming soon and is intended to appear as a separate signal. | The AI writing feature provides probability indicators at text and passage level, with highlighted passages for review. |
| Audience | The pricing page positions Pro for makers and small teams, Premium for agencies and publishers, and Enterprise for universities and regulated organizations. | The maker presents the service for students, educators, writers, bloggers, universities, and organizations. |
| Integrations | The features page lists Canvas, Moodle, Blackboard, and Brightspace integrations via LTI 1.3. | The maker lists a Moodle plugin, Google Docs add-on, customizable API, and Viber and Telegram bots. |
| Privacy | Noplag states that submitted documents are not used to train models or shared between accounts, and EU data residency is available. | The maker says uploaded documents are not stored, while reports may remain in an account and can be permanently deleted by the user. |
| Product | Noplag is an open-source plagiarism checker with a hosted cloud service and an engine released under Apache 2.0. | PlagiarismSearch checks submitted text against selected web, archived, publication, academic, and enabled organizational sources. |
Noplag plans
- FreeFree
- Pro$9.99 a month
- Premium$19.99 a month
- EnterprisePriced on request
PlagiarismSearch plans
- Light (Basic Package)$9.95, paid once
- Standard (Basic Package)$17.95, paid once
- Light (Monthly Package)$27.95 a month
- Light (3 Months Package)$34.95, paid once
- Premium (Basic Package)$41.95, paid once
- Standard (Monthly Package)$41.95 a month
Pick Noplag if…
Noplag may suit people checking documents for verbatim or near-verbatim overlap, including makers, small teams, agencies, publishers, and educational organizations. The listed plans range from a three-check monthly free tier to custom Enterprise arrangements.
Pick PlagiarismSearch if…
PlagiarismSearch suits students, educators, writers, bloggers, and organizations checking text. Its Moodle, Google Docs, and API options may fit education workflows and high-volume organizations.