PlagiarismSearch
PlagiarismSearch checks submitted text against selected web, archived, publication, academic, and enabled organizational sources.
What PlagiarismSearch is
PlagiarismSearch checks submitted text against selected web, archived, publication, academic, and enabled organizational sources. Its reports highlight matching or similar passages, connect them to detected sources, and provide a similarity report. An AI writing feature supplies probability indicators for a text and its passages, with passages highlighted for review. The site also lists paper analysis, readability, and spelling and grammar tools. A free check covers up to 150 words, and registered users can check up to 300 words daily for free. Integrations include a Moodle plugin, Google Docs add-on, customizable API, and Viber and Telegram bots. The maker says its academic database contains over 500 million indexed texts, and presents the service for students, educators, writers, bloggers, and organizations. Light (Basic Package) costs $9.95, paid once for one plagiarism submission and one AI submission. Monthly options include Light at $27.95 a month and Standard at $41.95 a month. The upload form accepts up to 10 files, with a stated maximum of 24 MB per file.
Good
- Free checks cover up to 150 words.
- Registered users can check up to 300 words daily for free.
- Reports link highlighted similarities to detected sources.
- Integrations include Moodle, Google Docs, and a customizable API.
- Uploaded documents are not stored, according to the maker.
Watch out
- Free check is limited to 150 words per check.
- Upload form accepts at most 10 files, up to 24 MB each.
- Light (Basic Package) costs $9.95, paid once.
Who it suits
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.
Verdict
PlagiarismSearch combines source matching, AI-writing indicators, and several writing checks, with integrations for individuals and organizations. The free word allowance is limited, and paid packages vary by submission count and term.
Plans and prices
From PlagiarismSearch's own pricing page, checked 2 Oct 2026.
| Plan | Price | What it gives you |
|---|---|---|
| Light (Basic Package) | $9.95, paid once | 1 plagiarism submission · 1 AI submission · Unlimited time frame (days) · One-time |
| Standard (Basic Package) | $17.95, paid once | 10 plagiarism submissions · 10 AI submissions · Unlimited time frame (days) · One-time |
| Light (Monthly Package) | $27.95 a month | 100 plagiarism submissions · 30 days · Monthly Package |
| Light (3 Months Package) | $34.95, paid once | 100 plagiarism submissions · 100 AI submissions · 90 days · 3 Months Package |
| Premium (Basic Package) | $41.95, paid once | 50 plagiarism submissions · 50 AI submissions · Unlimited time frame (days) · One-time |
| Standard (Monthly Package) | $41.95 a month | 300 plagiarism submissions · API access · 30 days · Monthly Package |
| Premium (Monthly Package) | $65.95 a month | 300 plagiarism submissions · 300 AI submissions · API access · storage · 30 days · Monthly Package |
The facts
Each one read from PlagiarismSearch's own pages, with the date it was checked.
What it does
- AI detection
- The AI writing feature provides probability indicators at text and passage level, with highlighted passages for review.checked 2 Oct 2026
- API fit
- The maker says the API is suited to high-volume organizations including schools, universities, colleges, and publishing businesses.checked 2 Oct 2026
- Audience
- The maker presents the service for students, educators, writers, bloggers, universities, and organizations.checked 2 Oct 2026
- File limits
- The homepage upload form accepts up to 10 files and states a maximum file size of 24 MB.checked 2 Oct 2026
- Integrations
- The maker lists a Moodle plugin, Google Docs add-on, customizable API, and Viber and Telegram bots.checked 2 Oct 2026
- Moodle and Google Docs
- The maker says Moodle is its main LMS integration focus and describes scanning from a Google Docs add-on.checked 2 Oct 2026
- Other writing tools
- The site lists paper analysis, readability checking, and spelling and grammar checking.checked 2 Oct 2026
- Privacy
- The maker says uploaded documents are not stored, while reports may remain in an account and can be permanently deleted by the user.checked 2 Oct 2026
- Product
- PlagiarismSearch checks submitted text against selected web, archived, publication, academic, and enabled organizational sources.checked 2 Oct 2026
- Reports
- Reports highlight matching and similar passages, link them to detected sources, and provide a similarity report.checked 2 Oct 2026
- Security
- The maker says it encrypts user data and evaluates related third parties regularly.checked 2 Oct 2026
- Source database
- The maker says its academic database contains over 500 million indexed texts.checked 2 Oct 2026
- Support
- The maker lists live chat and email support and says its support team is available 24/7 on its Why Us page.checked 2 Oct 2026
Money
- Free access
- The site allows a free check of up to 150 words and says registered users can check up to 300 words daily for free.checked 2 Oct 2026
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