Copyscape
Copyscape: A web-focused plagiarism checker with batch searches, private indexing, and API automation. Ranked #4 of 31 in Plagiarism Checkers by our editors (8.9/10); pricing: Free plan; best for web publishers and teams checking site content.
At a glance
- Editor score8.9 / 10
- PricingFree plan
- Best forWeb publishers and teams checking site content
- Free planYes
- Web source matchingYes
- Facts checked19 Sep 2026
Where it wins
- Batch Search checks up to 10,000 website pages
- Private indexes support internal duplication checks
- API, WordPress, case tracking, and team management included
Where it doesn't
- Premium searches use pay-per-search pricing
- Academic-source matching is not part of its stated focus
- The free checker focuses on finding copies of web pages
Our verdict on Copyscape
Copyscape is an online plagiarism detection service for content managers, website owners, publishers, educators, and organizations. It checks pasted text, uploaded PDF and Word files, and website pages for matching content. The product is particularly suited to web publishers and teams that need to monitor published material, investigate suspected copying, or check internal content for duplication. Its web, API, and self-hosted platform options support different operating models, while WordPress integration connects checking with a common publishing workflow.
Pricing is usage-based rather than subscription-based. The free checker finds copies of web pages, while Copyscape Premium charges 3 cents per search for up to 200 words, plus 1 cent per additional 100 words or part thereof. The Premium plan adds copy-paste originality checks, PDF and Word uploads, Batch Search for up to 10,000 pages, a private content index, case tracking, and team management. Premium searches can also be automated through the API, and reports are available in JSON, XML, and HTML formats.
Copyscape’s strongest fit is operational web-content oversight rather than a broad academic integrity workflow. Website-page searches, specified-site exclusions, private indexing, follow-up case tracking, shared payment and search tracking, and WordPress integration give content teams practical ways to manage recurring checks. Choose it if your work centers on website content, internal duplication, or scalable web searches. Consider an alternative if your primary requirement is academic-source matching or a subscription structure instead of usage-based searches.
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Copyscape pricing
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Copyscape fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Not verified |
| Web source matching | Yes |
| Academic source matching | Not verified |
| Supported languages | Not verified |
| Word limit | Not verified |
| Report export formats | JSON, XML, HTML |
| API access | Yes |
| LMS integration | Not verified |
| Deployment | Cloud, Self-hosted |
| Platforms | Web |
| Integrations | 1 integrations: WordPress |
| Pricing | Free plan (source) |
| Website | copyscape.com |
| Facts checked | 19 Sep 2026 |
Copyscape integrations
Copyscape lists 1 integrations on its own site.
- WordPress
Alternatives to Copyscape
- Turnitin AI Writing DetectionA focused institutional tool for identifying text that may be AI-generated or modified.9.4
- Crossref Similarity CheckA focused manuscript-screening service with academic matching, reports, filters, and API access.9.2
- iThenticateA paid similarity checker built for researchers, publishers, and private repositories.9.0
See all Copyscape alternatives →
Copyscape vs the competition
- Copyscape vs Turnitin AI Writing Detection
- Copyscape vs Crossref Similarity Check
- Copyscape vs iThenticate
- Copyscape vs MOSS
- Copyscape vs StrikePlagiarism
- Copyscape vs DrillBit
Compare Copyscape with any tool side by side →
Also Ranked In
Copyscape is ranked in 3 of our directories.
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Featured on iTechGuides
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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