Software Alternatives & Reviews


Viper is the plagiarism checker of choice!

Viper Alternatives

The best Viper alternatives based on verified products, community votes, reviews and other factors.
Latest update:

  1. 53

    Prevent Plagiarism in Published Works

  2. 62

    The plagiarism checker Unplag scans across the internet, repositories, open sources content and databases. It delivers real-time results and has no cached data.

  3. NEURONwriter is an AI-powered tool for writing and optimizing content for SEO. With a user-friendly interface and advanced content editor, it is designed to help you quickly write and optimize high-quality SEO-friendly content.

    Try for free Free Trial $19.0 / Monthly ("Bronze", "2 projects”, "25 analyses", "15.000 AI credits" )

  4. 52

    Our plagiarism checker recognizes paraphrased plagiarism, checks your paper against more that 14 trillion documents and lets you to edit your paper online.

  5. 57

    PlagiarismSearch is online service that detects plagiarized content.

    freemium $7.95 / Monthly

  6. 42

    The Internet makes plagiarism a bigger problem than ever.

  7. 53

    Turnitin is preferred by educational institutions around the world for preventing plagiarism. Instructors at all levels of education can request that students use the service to submit papers, and Turnitin checks those papers for plagiarism.

  8. 40

    Detect and check for plagiarism with URKUND

  9. 43

    Copyscape is a free plagiarism checker.

  10. 37

    Plagiarisma.Net is a free online plagiarism checker and duplicate content finder.

  11. 31

    AntiPlagiarist checks multiple documents for plagiarism.

  12. 45

    Plagius - Plagiarism Detector is a plagiarism checker software. Plagius analyzes documents searching for occurrences of plagiarism over the internet. It analyses docx, pdf and also compares local files.

  13. 36

    Plagiarism detection software

  14. 28

    The most accurate & FREE online duplicate content checker! Instantly find copies of your web page. Try now!

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