Plagiarisma
8.0#2 in plagiarism checkersFrom $99 a yearFree planAndroidWebAPIExtension
VisitPlagiarisma vs StrikePlagiarism
StrikePlagiarism
6.4#17 in plagiarism checkers$2.50 one-timeWebAPISelf-hosted
VisitWhat both publish
| Fact | Plagiarisma | StrikePlagiarism |
|---|---|---|
| Headquarters | 71-75 Shelton St, London WC2H 9JQ, United Kingdom | Warsaw, Poland |
| Purpose | The online checker scans text against web sources, books, and academic papers for originality. | StrikePlagiarism is an academic integrity system for detecting text similarity, paraphrasing and AI-generated content. |
| Support | The contact page lists [email protected] and says premium members should include a valid order ID when reporting issues or sending suggestions. | The site states that institutional support is available in 15+ languages and offers 24/7 availability by email, phone and secure communication channels. |
Plagiarisma plans
- Plagiarisma Desktop Plagiarism CheckerFree
- Standard checksFree
- One-day subscription$2, paid once
- One-month subscription$10, paid once
- Three-month subscription$25, paid once
- Six-month subscription$49, paid once
StrikePlagiarism plans
- Individual token$2.50, paid once
- Corporate price per accountPriced on request
- Corporate price per documentPriced on request
- Corporate price per pagePriced on request
Pick Plagiarisma if…
Plagiarisma is aimed at students, bloggers, and freelance writers who want to check text originality. Its Windows tools and Google Docs add-on may also suit people who want paraphrasing or AI detection alongside plagiarism checking.
Pick StrikePlagiarism if…
StrikePlagiarism suits schools, universities, publishers, and other organizations checking originality, paraphrasing, or AI-generated text. Individual users can use token checks but cannot access university databases or LMS/API integrations.