Comparison

Papers by ReadCube vs Logseq

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Papers by ReadCube

Manage, read, and discover research literature on your mobile devices. Annotate PDFs, organize your library with custom lists and tags, and receive personalized recommendations for new papers. Syncs seamlessly with desktop and web applications.

Highlights
  • Read and manage research papers
  • Annotate PDFs with notes and highlights
  • Organize library with custom lists and tags
  • Discover new research with personalized recommendations
  • Search and download articles
  • Sync across devices
Features
Read full description

Papers by ReadCube is the simplest way to read, manage and discover research literature. Papers on your iPhone and iPad are the perfect companions to the Papers desktop software, enabling you to access your papers anywhere – read on the go, organize your library, and annotate PDFs with notes and highlights. Enhanced PDF: • Tap-able inline citations, reference lists, and author names so you can quickly find cited articles and related information • Supplements are automatically attached where available • Fullscreen or double-page PDF viewing plus multi-touch zoom/navigation for an optimal reading experience • Multi-color highlighting and note taking tools Easily find new papers: • Search the Papers databases within the app • Quickly download new articles with a single tap when you’re on campus or with your institutional proxy • Import directly from Safari, email attachments, and other apps • In your preferred browser, use any search engine to find article PDFs • Use the “Open In…” option from the browser or any app to add PDFs to your Papers library • Metadata is automatically resolved - no more guessing with cryptic file names Personalized Recommendations: • Discover relevant new papers based on your library or lists – you’ll never miss another important paper again! Stay organized: • Create custom lists and sort articles into one or multiple lists • Quickly search your entire library (and all annotations) • Add any number of #tags to further customize your library organization • Sync everything – papers, notes, highlights – between the Papers desktop and web apps or your other mobile devices Simplify your research life – try Papers for free on your iPhone, iPad, and computer. We love feedback from our users - please email support@papersapp.com with any suggestions or issues. Thanks for using Papers!

About

Logseq

This open-source outliner helps you write, organize, and share your thoughts using local Markdown and Org-mode files. Manage tasks, build a digital garden, and integrate with various services for enhanced productivity.

Highlights
  • Backlinks
  • Knowledge Graph
  • Page and block references
  • Tasks & Todos
  • SRS Cards
  • Zotero integration
  • Audio recorder
Read full description

Logseq is a joyful, open-source outliner that works on top of local plain-text Markdown and Org-mode files. Use it to write, organize and share your thoughts, keep your to-do list, and build your own digital garden. Logseq includes the following features: 1. Backlink 2. Knowledge Graph 3. Page and block references 4. Page and block embeds 5. Tasks & Todos 6. SRS Cards 7. Zotero integration 8. Youtube, Twitter, etc. integration 9. Audio recorder 10. Powerful queries 11. Whiteboards

Screenshots

Papers by ReadCube4 screens
Logseq4 screens

Verdict

The call

The clearest difference is rating: Logseq at 4.4 against Papers by ReadCube's 3.7. Logseq also leads on review sentiment (59% vs 41%) and update cadence (every 3 weeks vs every 2 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Logseq holds the better App Store score, 4.4 against 3.7. Both are backed by a comparable volume of ratings — 551 and 252 respectively. Written reviews point the same way: 41% of Papers by ReadCube's written reviews are positive against 59% of Logseq's.

UpkeepUpdate frequency

Papers by ReadCube ships an update every 2 months, Logseq every 3 weeks. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

Scorecard3 real differences · 7 level
Papers by ReadCube versus Logseq: the parameters behind the verdict, then further details
ParameterPapers by ReadCubeLogseq
PriceFreeFree
Rating3.7 (551 ratings)4.4 (252 ratings) — better
Positive reviews41.2% of reviews58.7% of reviews — better
Number of ratings551 — better252
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.614.0 — better
Further details — not scored
Size77 MB62 MB
Age rating17+4+
DeveloperDigital Science & Research Solutions Inc.Logseq Inc.

Customer experience

Papers by ReadCube

All ratings548 ratings
Positive66.6%
Neutral10.0%
Negative23.4%
Written reviews182 reviews
Positive41.2%
Neutral18.1%
Negative40.7%

Logseq

All ratings252 ratings
Positive83.7%
Neutral6.7%
Negative9.5%
Written reviews184 reviews
Positive58.7%
Neutral14.7%
Negative26.6%

User reviews

Papers by ReadCube

From 551 App Store ratings

What we love

  • 🚀 Seamless syncing across devices
  • 📚 Excellent for organizing and managing research papers
  • 🔍 Helpful search and discovery features
  • 💻 Good integration with desktop and web versions
  • 📝 Useful annotation and highlighting tools

Room to improve

  • 🐛 Buggy annotation and handwriting tools
  • 🔍 Inconsistent search and metadata retrieval
  • 💾 Unreliable cloud sync and data loss issues
  • 🖍️ Limited annotation features compared to competitors
  • 🕰️ Slow development and lack of updates

Logseq

From 252 App Store ratings

What we love

  • 🚀 Powerful note-taking features
  • 👍 Intuitive interface
  • 🔒 Local data storage
  • 💡 Unique folderless structure
  • 🚀 Efficient for daily note-taking

Room to improve

  • 🐛 Sync issues and data loss
  • 🔍 Confusing mobile navigation
  • 🔍 Lack of plugin support on mobile
  • 🔍 Sluggish performance on older devices
  • 🔍 Limited sync options (only iCloud)

Bugs and requests

Papers by ReadCube

Reported bugs

5 issues
  • Frequent app crashes and freezes
  • Sync issues causing data loss and duplication
  • Unreliable PDF downloads and access
  • Inconsistent behavior of annotation tools
  • Compatibility problems with newer devices and OS versions

Requested features

5 requests
  • Add eraser tool for handwritten annotations
  • Improve PDF viewing and navigation experience
  • Implement better organization and folder management
  • Integrate citation and bibliography tools
  • Provide more customization options

Logseq

Reported bugs

4 issues
  • Sync issues leading to data loss
  • Inconsistent behavior when creating new blocks
  • Cursor jumping issues when editing text
  • Disappearing UI elements on mobile

Requested features

4 requests
  • Add support for other cloud storage options (Dropbox, Google Drive, etc.)
  • Improve mobile UI and UX for better usability
  • Implement plugin support on mobile
  • Optimize performance for older devices

In-app purchases

None

Papers by ReadCube

No in-app purchases

None

Logseq

No in-app purchases

Questions

Is Papers by ReadCube free?
Papers by ReadCube is free to download, with no in-app purchases.
Is Logseq free?
Logseq is free to download, with no in-app purchases.
Which has better reviews, Papers by ReadCube or Logseq?
Logseq is rated higher. Papers by ReadCube averages 3.7 out of 5 from 551 ratings, while Logseq averages 4.4 from 252 ratings.
Do Papers by ReadCube or Logseq have ads?
Neither Papers by ReadCube nor Logseq shows ads.
Which is updated more often, Papers by ReadCube or Logseq?
Papers by ReadCube ships an update every 2 months, and Logseq every 3 weeks. Most recently, Papers by ReadCube was updated on October 3, 2026 and Logseq on October 7, 2026.

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