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Your research, at your fingertips.

Used by academics, researchers, and businesses.

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

Used by academics, researchers, and businesses.

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

Used by academics, researchers, and businesses.

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

Four ways Qiqqa helps you

Stored and secured

Are your PDFs littered across your desk or PC?

Qiqqa keeps all your PDFs secure and make them instantly accessible and searchable across all your devices.

Automatic identification, tagging and categorization of your PDFs means you never have to go hunting for that missing paper again.

Annotation report

Do you remember where you made those important highlights?

Capture all your tags, comments, highlights and annotations while you read your PDFs inside Qiqqa, online at your workstation or offline on the go.

Then when you want to review what you have read, use powerful annotation reports so you never again forget those important snippets of information.

Deciding what to read

Can’t decide which of your hundreds of PDFs to read next?

Qiqqa guides you through your literature by understanding your research niche. It then highlights the most specific and the most influential papers in that niche.

Qiqqa also lets you find what next to read by following citations, authors and keywords.

Writing up

Having trouble pulling your reading together when writing up?

Using Qiqqa's themes and annotation reports, you are literally presented with everything you should cite in each section of your paper.

Qiqqa will even automatically reformat your bibliography for you as you add citations or change publishing style.

Our Awards

Trusted by students and researchers around the world





#qiqqa is absolutely amazing. Who knew that thesis work could be this much fun?
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Mohit Agrawal (Princeton)
@laurapasquini @qiqqa I've got Mac friends buying pcs or running in parallels JUST for #qiqqa. Makes sharing papers for classes a breeze, 2.
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Charlotte Munoz
awesome FREE pdf reader/annotator! There is an annotation generator, built-in!!!
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Mete Akcaoglu (Michigan State)
Qiqqa is an incredible piece of software. I am SO glad I found it. It does everything better than all the big qualitative research programs like NVivo and Atlas
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RazorShultzor
Qiqqa Makes Research Fun and Easy. If there is one Swiss army knife that every college student needs, this one is it. Qiqqa, a research tool, makes writing papers a breeze.
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University Ninja (Website)
Buying parallels and a version of windows for my mac literally just for @qiqqa, amazing reference management software
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Michael Freeman