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Review · Doc collaboration

Paperpile review

A focused Google Docs reference manager, but no free plan and annual-only billing make Zotero worth comparing first.

6.3/10Search Legion score

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The bottom line

Strong paper-to-Google-Docs workflow, with a paid, annual-only entry point and a free rival in the conversation.

Paperpile brings paper collection, library organization, reading, annotations, citations, and team sharing into one reference manager. Its pricing page lists Word and Google Docs plugins on Regular; full-text PDF search, annotations, and shared libraries start with Expert.

Regular costs $8.30 per user/month and Expert costs $11.50, both billed annually; monthly billing is not available, and there is no free plan. The 30-day trial gives you time to assess the workflow, but Reddit discussions published here lean toward Zotero, with one commenter praising Paperpile’s polished workflow. That makes Paperpile easiest to justify if its Google Docs collaboration is worth the recurring cost to your team.

Good fit if

  • Researchers writing in Google Docs
  • Teams sharing papers and notes
  • Libraries needing citation tools

Skip it if

  • People who need a free plan
  • Users who want monthly billing
  • Researchers prioritizing open-source tools
Paperpile homepage
Paperpile homepage, captured Nov 6, 2026

ScoresHow it rates

  • Features8
  • Ease of use7
  • Value for money5.5
  • Support5
  • User sentiment4.5

What works

  • Collects, organizes, reads, and annotates research papers
  • Google Docs and Word plugins on Regular
  • Citations in more than 10,000 styles
  • Unlimited PDF storage on Regular
  • Expert adds shared libraries and full-text PDF search

What doesn't

  • No free plan; the trial lasts 30 days
  • All plans are billed annually; monthly billing is unavailable
  • Expert costs $11.50 per user/month
  • PDF notes and annotations require Expert
  • Reddit discussions published here more often recommend Zotero

01What Paperpile actually does

Paperpile is a reference manager for collecting, organizing, reading, citing, and sharing research papers. You can save papers and PDFs while browsing, keep them in a library, then read and annotate them with highlights and notes. When it is time to write, Paperpile adds formatted citations and bibliographies, including through its Google Docs workflow.

It is built for researchers who want those steps connected rather than handled in separate tools. Paperpile also supports sharing papers, notes, and ideas with a team, and its Expert plan adds shared folders and libraries. The pricing page lists Word and Google Docs plugins on the Regular plan, so Google Docs is not the only supported writing option.

The trade-off is cost: Paperpile has no free plan. According to the pricing information checked for this review, its 30-day trial is the no-cost way to evaluate it before an annual subscription.

02Where Paperpile is strong

Paperpile’s clearest strength is its paper-to-writing workflow. The product combines collecting and organizing papers with reading, annotation, and citations in Word or Google Docs. For researchers who write in Docs, the ability to cite collaboratively there is a practical reason to consider Paperpile over a tool that only manages a library.

The pricing page lists 10,000+ citation styles and unlimited PDF storage on Regular, alongside basic integrations and the Word and Google Docs plugins. Expert adds full-text search across PDFs, PDF notes and annotations, shared folders and libraries, and supplementary file storage. That makes the plan split fairly clear: Regular covers reference management and citing; Expert is the upgrade if you need the additional search, annotation, and collaboration features.

One Reddit commenter described Paperpile as a polished workflow, particularly for someone comfortable with Google, while other commenters in the same discussion recommended Zotero instead. That is anecdotal, not a feature comparison, but it points to the choice buyers are making: pay for Paperpile’s integrated workflow, or look at a free alternative if price and software openness matter more.

03Where it falls short

The main drawback is the price structure. According to the pricing information checked for this review, Regular costs $8.30 per user per month, billed annually; Expert costs $11.50 per user per month, also billed annually. Monthly billing is not available, and there is no free plan. The 30-day trial gives you a limited window to decide before committing to a year. Eligible users and nonprofits can get 50% off, and Expert group discounts can reach 20%, according to the pricing information.

Some useful features are gated behind Expert: full-text PDF search, PDF notes and annotations, shared folders and libraries, and supplementary file storage. The Enterprise and Institutions plan includes SAML single sign-on, custom MSA and SLA, HIPAA, and vendor security reviews, but its price is not published.

There is also an institutional-access risk to weigh. In one Reddit thread, a researcher said their university appeared to block Paperpile during a writing project, disrupting citation formatting. That is one reported incident, not evidence of a widespread problem, but researchers whose access depends on an institution should check its policy before moving a critical workflow.

04Paperpile pricing: what you'll actually pay

Paperpile starts at $8.30 per user per month, billed annually. There’s no monthly billing and no free plan, but the pricing information lists a 30-day free trial.

The Regular plan includes unlimited PDF storage, citations in 10,000+ styles, Word and Google Docs plugins, and basic integrations. Expert costs $11.50 per user per month—a $3.20 monthly-equivalent jump, or about 39% more. It adds full-text PDF search, notes and annotations, shared folders and libraries, and supplementary file storage.

Enterprise and Institutions pricing is not published. That tier adds SAML single sign-on, custom MSA and SLA, HIPAA, and vendor security reviews.

Eligible academics and nonprofits can get 50% off. Expert group discounts reach 20%, with per-user prices falling as seats increase. Multi-year subscriptions are available by contacting Paperpile. Check eligibility and final seat pricing before comparing the annual commitment with a monthly-billed alternative.

Full Paperpile pricing breakdown →

05Switching to (or from) Paperpile

Paperpile is most relevant if your research and writing already run through Google Docs: its listed features include Google Docs citations and collaborative writing, alongside tools for organizing and annotating papers. Moving a library is harder to assess. The available product information does not specify import or export formats, whether annotations transfer, or how citations in existing documents behave after a switch.

Before committing, check those details with Paperpile and test a small sample of your library and documents. Confirm what happens to PDFs, notes, shared folders, and supplementary files, especially if you plan to leave later. The product information lists unlimited PDF storage on Regular, but that does not establish how stored files can be exported.

We don’t have Reddit reports in the published sources, so we can’t responsibly claim why users leave or how difficult their migrations were. If open-source software, a free plan, or monthly billing is a priority, those are reasons to compare alternatives before paying annually.

From the threadsWhat users say

Paperpile comments are limited and divided: one user praises its polished workflow, while several others in comparison threads favor Zotero’s free or open-source approach. One poster also said their university apparently blocked Paperpile during a review, and another commenter felt the one-month trial was too short to judge it.

Workflow praise
Paperpile its way more than just a reference manager. It's freaking awesome
r/Dissertation · view thread
Open-source preference
My advice is to prioritize open-source softwares whenever they are available and competitive
r/AskAcademia · view thread
Trial feels short
The problem is that one free month is not enough to make it shine or get hooked versus all the way to free Zotero
r/Dissertation · view thread
Institution access risk
I just found out that my universities administrative team probably blocked paperpile
r/AskAcademia · view thread

Questions people ask

Does Paperpile use AI?

The published Paperpile product information does not list AI features, so we can’t confirm that it uses AI. Its listed tools cover collecting and organizing papers, reading and annotating PDFs, citing in Word and Google Docs, and sharing research. Check Paperpile’s current feature documentation before buying if AI assistance is a requirement.

Could Paperpile be a Mendeley alternative?

Paperpile covers reference-management tasks including organizing papers, annotating PDFs, and adding citations in Word or Google Docs. But the published product information does not specify Mendeley import, export, or transfer of notes. Before switching, verify that your references and annotations can move across, and keep an independent backup; one Reddit user described losing access to Mendeley references and notes after their university dropped support.

How do I use Paperpile?

Paperpile’s listed workflow is to save papers and PDFs while browsing, organize them in a library, then read and annotate them with highlights and notes. When writing, use its Word or Google Docs plugins to add formatted citations and bibliographies. The product also supports sharing papers, notes, and ideas with a team.

Is Paperpile better than Zotero?

The Reddit opinions here don’t establish a clear winner. One commenter praised Paperpile’s polished workflow and phone and tablet use; other commenters favored Zotero, citing its free or open-source nature and local data control. Paperpile’s listed features include Google Docs collaboration and PDF annotation, but compare current feature needs, cost, and data control before choosing.

How much does Paperpile cost?

According to the pricing information checked on November 6, 2026, Regular costs $8.30 per user per month and Expert costs $11.50 per user per month; both are billed annually, with no monthly billing. Paperpile lists a 30-day free trial and a 50% academic discount for eligible users and nonprofits. Enterprise and Institutions pricing is not published.

Sources

  1. Paperpile homepage
  2. Paperpile pricing page
  3. Reddit: My university blocked paperpile in the middle of writing a review
  4. Reddit: I’ve built an alternative to Zotero and Paperpile (I would say better), and it's live now after 3 months of work!
  5. Reddit: Paperpile
  6. Reddit: Zotero or Paperpile?