Plag vs Plagiarism Checker X
Plag
plag.ie
Plagiarism Checker X
plagiarismcheckerx.comSide by side
| Figure | Plag | Plagiarism Checker X |
|---|---|---|
| Price from | €14.95/mo | Free |
| Free plan | — | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | — |
| Windows | — | Yes |
| Plans published | 3 | 3 |
| Spec score · Plagiarism Checkers | 7.5 (#22) | 8.0 (#11) |
| AI detection | The AI detector checks text generated by ChatGPT, Gemini, Llama, and other AI models. | The maker says its AI-generated content detector indicates whether content may have been produced by an AI tool or written by a human. |
| Founded | 2011 | 2012 |
| Headquarters | The privacy policy lists LINGUA INTELLEGENS, UAB at Palangos St. 4-101, Vilnius, Lithuania. | 733 3rd Avenue, New York City, NY 10017, United States |
| Privacy | The site says uploaded documents are not added to comparative databases or shared with lecturers, schools, or others. | The maker says documents remain on the user's computer during scanning and that customer content is not copied, stored, or sold. |
| Support | The contact page offers 24/7 chatbot support, while the FAQ says paid clients can access live chat staffed by human agents. | The pricing page lists 24/7 customer support with Professional and priority support with Business. |
Plans
Plagiarism Checker X
- BasicFree
- Professional$39.95, paid once
- Business$147.95, paid once
In their own words
Plagiarism Checker X
Plagiarism Checker X is Windows desktop software for checking documents and text against published web pages for plagiarism and similarity. Its online checker compares content with more than 16 billion pages. Bulk Comparison examines multiple documents in repositories, while Side-By-Side Difference places content in two windows to locate matching text. An AI detector indicates whether writing may have come from an AI tool or a human. A readability checker analyzes reading levels, extracts keywords and assesses difficulty. Reports mark matches with colors and references and can export to Word, PDF or Excel. The software accepts Word, PDF, text and other textual formats. Its interface is available in English, Spanish, French, German, Italian, Dutch and Portuguese, with content support for hundreds of languages. The maker says documents remain on the user’s computer and customer content is not copied, stored or sold. Basic is free with limited words and a daily search limit. Professional costs $39.95, paid once; Business costs $147.95, paid once.