Viper

Viper is ranked #13 of 31 in plagiarism checkers on The Geeks Club. It runs on Web.

Viper plans and pricing

Small £5 once £5.00 for 10 credits 10 credits · up to 250 words per credit scanmyessay.com · 4 Oct 2026

Starter £9 once £9.00 for 20 credits 20 credits · up to 250 words per credit scanmyessay.com · 4 Oct 2026

Standard £14.95 once £14.95 for 50 credits 50 credits · up to 250 words per credit scanmyessay.com · 4 Oct 2026

Professional £25.95 once £25.95 for 100 credits 100 credits · up to 250 words per credit scanmyessay.com · 4 Oct 2026

Advanced £34.95 once £34.95 for 200 credits 200 credits · up to 250 words per credit scanmyessay.com · 4 Oct 2026

Premium £69.95 once £69.95 for 500 credits 500 credits · up to 250 words per credit scanmyessay.com · 4 Oct 2026

Compared on plagiarism checkers

Free plan: No
Source coverage: web_academic_and_publisher
Supported file formats: html, htm, txt, rtf, xml, md, pdf, docx, doc, pptx, ppt, odt, epub, odp, ppsx, pages, xlsx, xls
API access: Yes
Report export: pdf
AI writing check: Yes

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Viper

Purpose: Viper checks documents for plagiarism and AI-generated content.
Sources: Viper says it checks against 16,000+ open-access journals, 60 trillion websites and search engines, 1M+ optional internal documents, and 20+ code repositories.
Reports: Viper provides reports with highlighted matches, source URLs and scores, and downloadable PDF reports.
Language support: Viper says it supports over 100 languages and cross-language matching across more than 30 languages.
File formats: Viper lists support for formats including HTML, TXT, RTF, XML, Markdown, PDF, DOCX, PPTX, ODT, EPUB, XLSX and more.
Scan controls: Users can adjust scan sensitivity, exclude references, quotes, citations and tables of contents, and bulk scan up to five files at once.
Integration: Viper lets users upload documents from Google Drive and supports signing in with a Google account.
Confidentiality: Viper says repository storage is optional and stored documents are not shared publicly; users can request permanent deletion through support.
Payment security: Viper says payment providers process card details directly and the site does not store them.
Support: Viper offers support through LiveChat and email for paid scans.
Platform availability: Viper is an online app accessible through standard web browsers on any platform and is no longer available as downloadable software.
Free scan limit: The terms state that the free service is limited to one scan of up to 5,000 words per document.
Intended users: Viper says it is designed for students and also serves institutions, schools, universities, businesses and professionals.
Headquarters: Fujairah, United Arab Emirates

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Where it ranks on The Geeks Club

Best Plagiarism Checkers in 2026#13 of 31
Best AI Plagiarism Checkers in 2026#15 of 26

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Sources

scanmyessay.com· checked 4 Oct 2026
scanmyessay.com/features.php· checked 4 Oct 2026
scanmyessay.com/privacy-policy.php· checked 4 Oct 2026
scanmyessay.com/viper-use-essay.php· checked 4 Oct 2026
scanmyessay.com/about.php· checked 4 Oct 2026
scanmyessay.com/terms.php· checked 4 Oct 2026
scanmyessay.com/pricing.php· checked 4 Oct 2026