Similarity Texter

Additional Information


Software Profile | Description | Pros & Cons | Coverage results | Usability results | Screenshots

Software Profile

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Test DateNovember 2018 – November 2019


DPV is part of the Slovenian National Portal of Open Science, which also provides an academic repository. The project, which is supported by the Slovenian higher education institutions, started in 2013. The detection software was developed by researchers from Slovenian universities. The operation of the system is partially funded by the European Union from the European Regional Development Fund and the Ministry of Education, Science and Sport (Ojsteršek et al., 2014).

Pros & Cons

  • DVP system found similar texts only in few test documents in English, German and Turkish languages.
  • Downloaded PDF result report is in Slovenian language, and from tested file are included only those parts of tested text in which similarities were found.
  • This system language is Slovenian.
  • New user can not register through the page.

Coverage results

Single source

Multi source

Usability results

Workflow process usability

  • Can upload and test multiple documents together
  • Auto-fill metadata for documents
  • The system uses original file names for report
  • There are no word limit for the testing document
  • The system display text in the chosen language only
  • The system can process large documents (for example, a bachelor thesis)

Result presentation usability

  • Reports are downloadable
  • Results are saved in the user’s account and can be reviewed afterwards
  • Matched passages are highlighted in the online report
  • Matched passages are highlighted in the downloaded report (offline)
  • Evidence of similarity is demonstrated side-by-side with the source in the online report
  • Evidence of similarity is demonstrated side-by-side with the source in the downloaded report
  • Document formatting is not changed in the report
  • Document page numbers are shown in the report
  • The report is not spoiled by false positives

Other usability aspects

  • System costs are clearly stated in the system homepage
  • Information about a free system trial version is advertised on the web-page
  • The system can be integrated as an API to a learning management system
  • The system can be integrated with the Moodle platform
  • The system provides call support
  • The call support is provided in English
  • English is properly used on the website and reports
  • There are no external advertisements



Ojsteršek, M., Brezovnik, J., Kotar, M., Ferme, M., Hrovat, G., Bregant, A., & Borovi?, M. (2014). Establishing of a Slovenian open access infrastructure: a technical point of view. Program, 48(4), 394–412. doi: 10.1108/PROG-02-2014-0005

Company Statement