Comparison of anti-plagiarism software

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The following tables compare software used for plagiarism detection.

General

SoftwareDeveloperFirst public releaseLatest stable version License Deployment options Scripts supportedNotes
Copyscape Indigo Stream Technologies, Ltd.2004 freemium [1] SaaS LatinTargeted at website managers. [2]
Copyleaks 2015 [3]
Grammarly Grammarly, Inc.2016 freemium SaaS LatinChecks against ProQuest databases and (public) web pages. [4]
HelioBLAST Virginia Bioinformatics Institute  ?(free of charge web service)LatinSubmissions are limited to 1,000 words. Checking against abstract and titles in Medline/PubMed. [5]
iThenticate iParadigms20042017 proprietary SaaS Latin
PlagScan PlagScan GmbH2008limited SaaS, On-Premises [6] Latin, Cyrillic & Arabic [7] [8] Submissions are checked against (public) online documents, a (private) shared repository, and the user's own (private) repository. [9]
PlagTracker Devellar2011 freemium SaaS Latin, CyrillicRated as "Useless for academic purposes" by Plagiats Portal [10]
Turnitin iParadigms1997 proprietary SaaS Latin & multiple scripts through translation [11] Automatically stores uploaded texts (submitted for checking) in its own database. [12]
Unicheck Unicheck2014SaaS proprietary SaaS Latin, CyrillicPricing "per page" based on 137.5 words per nominal page. [13]

References