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A free tool for researchers & students

Free bibliometric analysis

We make bibliometric analysis easy! Upload RIS, WoS, PubMed, Scopus, or BibTeX files and get bibliometric charts and data for your literature review.

Get started See how it works
  1. 1. Upload reference exports
  2. 2. We enrich and analyse your data
  3. 3. Explore your online report

Upload your files

Get downloadable charts showing year of publication, frequently cited papers, popular authors, frequently occuring words and much more. Just upload your referrences and in minutes you'll have your results.

  • Completely free!
  • RIS, PubMed (.nbib), BibTeX, WoS, and Scopus CSV
  • Export from Endnote, Zotero and other reference managers and upload here
  • Download charts and insert into Word or PowerPoint
  • Up to 5 files / 50,000 references / 100MB total filesize.
Required. We'll let you know once your files are ready. Comma separate multiple addresses.

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RIS (.ris / PubMed .nbib / EndNote .txt), BibTeX (.bib), Web of Science plain text or CSV (.txt / .csv), or Scopus CSV (.csv). You receive an interactive HTML bibliometric report plus CSV exports in a ZIP download. Up to 5 files / 50,000 references / 100MB total filesize.
Optional source labels help identify citations in your report. Remove any file before submitting.
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What you get

A shareable online dashboard showing bibliometric data and charts based on your reference files.

Overview summary

Documents, sources, authors, timespan, growth rate, and co-authorship indicators.

Full data frame

Sortable, paginated table of all analysed fields with CSV export.

Sources & SCImago quartiles

Most relevant journals with SJR quartile and production over time.

Authors & collaboration

Author productivity, countries, institutions, and collaboration maps.

Keywords

Treemap of top keywords and trends over publication years.

Transparent methods

Information tabs explain calculations, references, and data limitations.

As used by students at ...

  • Monash University
  • University of London
  • National University of Singapore
  • University of California
  • Queen's University
  • University of Reading
  • University of Southern Queensland
  • University of Vienna
  • Massey University
  • University of Texas at Arlington
  • Université Paris Cité
  • Utrecht University
  • Université de Toulouse
  • Vietnam National University, Hanoi
  • University of South Africa
  • Indira Gandhi National Open University
  • Universiti Teknologi MARA
  • University of Indonesia
  • Tecnológico Nacional de México
  • National and Kapodistrian University of Athens
  • Durham University
  • University of Wales
  • University of the Sunshine Coast
  • The University of Western Australia
  • University of KwaZulu-Natal
  • Victoria University of Wellington

How it works

From export to bibliometric dashboard in three steps.

  1. 1
    Export from your database or library
    Include DOI, abstract, keywords, and address fields when your source supports them.
  2. 2
    Upload and run the analysis
    We parse your files, supplement records that already have a DOI from OpenAlex, normalise journals, and compute metrics.
  3. 3
    Explore and download
    Review the interactive report and download data and charts.
Run analysis free

FAQ

Quick answers about bibliometric analysis.

What does this tool do?

It produces bibliometric analyses from your reference exports, including publication years, sources, authors, keywords, cited references, and collaboration indicators.

Which input formats are supported?

RIS (.ris / PubMed .nbib / EndNote .txt), BibTeX (.bib), Clarivate Web of Science plain text or CSV, and Scopus CSV (.csv).

Can I export from EndNote and import into this tool?

Yes.

  1. Open EndNote and select the references you want to export.
  2. Click 'File' > 'Export' from the top menu.
  3. Choose a destination folder and type a file name.
  4. Set 'Save as type' to 'Text File (*.txt)'.
  5. Set 'Output style' to 'RefMan (RIS) Export'. If it does not appear in the dropdown menu, click 'Select Another Style...' and search for 'RefMan (RIS) Export'.
  6. Click Save.
  7. Locate the saved .txt file and rename the file extension from .txt to .ris.
  8. Upload the .ris file into the form on this page.

Which output files do I get?

A shareable HTML report with charts you may download to insert into Microsoft Word, PowerPoint and other software.

Is this tool free?

Yes. Researcher's Friend is free to use. You may process up to 5 files and 50,000 references per job.

How long are my data available?

Your bibliometric analysis is available on a unique URL (we'll email the URL to you) and is available indefinitely.