Zotero AlternativesOnly apps categorised as PDF Readers

The best PDF Reader alternative to Zotero is Qiqqa, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Zotero and three of them are PDF Readers so hopefully you can find a suitable replacement. Other interesting PDF Reader alternatives to Zotero are I, Librarian and Peerlibrary.

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Zotero alternatives are mainly Document Managers, but if you're looking for PDF Readers or Research Managers you can filter on that. Other popular filters include Mac, Open Source, Research Manager and Free. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Zotero.
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Alternatives list

  1. Qiqqa icon

    Qiqqa

     426 likes

    Qiqqa is a free research and reference manager. Search for, read and annotate your PDFs. Then review your work, write up and create bibliographies instantly.

    70 Qiqqa alternatives

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Windows
    Qiqqa screenshot 1
     
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    4
    Qiqqa vs Zotero Comments
    phytographer
    Negative
    3

    Qiqqa does not have:

    1. Chrome connector for gathering citations
    2. Google Docs integration
    3. LibreOffice Integration
    Alternative User929
    Negative
    0

    Not like Zotero or Mendeley.

    altenativeto
    Negative
    -1

    The open source transparency and the WebDav sync make Zotero a better option for Users with a certain degree of Data control/ privacy needs.

    3 of 4 comments
    • Qiqqa is Freemium and Open SourceZotero is also Freemium and Open Source
  2. I, Librarian icon

    I, Librarian

     2 likes

    I, Librarian is an online service that will organize your collection of PDF and office files. The service focuses on central management of PDF documents suitable for real-time collaboration in research teams and companies.

    Cost / License

    Platforms

    • Self-Hosted
    • Software as a Service (SaaS)
    Organize PDFs.
     
  4. Peerlibrary icon

    Peerlibrary

     9 likes

    PeerLibrary is an open source project developing a collaborative online community where scholars and researchers can discover, read, and discuss scholarly literature all within one site. This project focuses on expediting access to publications, enabling public recordings of...

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
     
3 of 3 Zotero alternatives