Comparison

UniBook vs Pocket Library Reader

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

Head to head
About

UniBook

Features
Read full description

Tired of subscriptions? UniBook is a one-time-purchase reader for the EPUB, PDF, M4B, and MP3 files you own. Read and listen offline, keep your library organized, and pick up exactly where you left off. β€” WHY READERS CHOOSE UNIBOOK β€” PAY ONCE, READ FOR LIFE A single in-app purchase unlocks the full reader. No monthly plan and no automatic renewal. YOUR LIBRARY STAYS YOURS Import compatible DRM-free files through Files, iCloud Drive, or the Share extension. Your imported books remain on your device, UniBook does not upload your library, and no account is required. β€” FEATURES β€” EPUB READER β€’ Adjustable text size and reading themes β€’ Light, sepia, and dark reading themes β€’ Save highlights and quotes β€’ Share quotes as polished images β€’ Resume from your saved position β€’ See reading progress in the reader and your library PDF READER β€’ Native PDF viewing β€’ Page and progress tracking β€’ Saved position for reliable resume β€’ Progress visible alongside your other books AUDIOBOOK PLAYER β€’ M4B and MP3 audiobooks β€’ Single-file and multi-file books β€’ Playback speed from 0.5x to 2x β€’ Sleep timer β€’ Background playback and lock-screen controls β€’ Resume from your last position β€’ Chapter navigation LIBRARY MANAGEMENT β€’ Custom shelves and favorites β€’ Dedicated Reading and Finished shelves β€’ Active books stay easy to reach; completed books move to the end β€’ Import several compatible files from Files β€’ Add books and audiobooks from other apps with the Share extension β€’ Share or remove your own files at any time READING STATISTICS β€’ Daily reading and listening time β€’ Reading streaks and daily goals β€’ Yearly activity graph β€’ Year in Review SIRI β€’ Resume your last audiobook with the β€œPlay Last Audiobook” shortcut Supported formats: EPUB, PDF, M4B, MP3 UniBook is built for readers who manage their own digital library and want a focused, private reading experience without a recurring subscription. Note: UniBook is a reader app. It does not sell, distribute, or provide book content. You are responsible for ensuring that you have the right to use every file you import. DRM-protected files are not supported.

About

Pocket Library Reader

Features
Read full description

Pocket Library Reader is a calm, focused reading app for EPUB, PDF, and Markdown books. Read comfortably β€’ Adjust typography, text size, spacing, and reading themes. β€’ Choose comfortable backgrounds, including an e-ink-inspired theme. β€’ Use distraction-free reading controls on iPhone, iPad, and Mac. β€’ Turn pages with taps, swipes, or vertical gestures. Learn vocabulary in context β€’ Select words while reading to look up definitions. β€’ Save useful words to your personal vocabulary list. β€’ Review vocabulary with flashcards and multiple definition choices. β€’ Capture the surrounding passage so each word keeps its context. β€’ Disable online dictionary lookups and use cached or local definitions only. Keep your reading organized β€’ Import EPUB, PDF, and Markdown files. β€’ Organize books into collections. β€’ Add highlights and notes while reading. β€’ Continue from your latest reading position. β€’ Track reading sessions and daily reading progress. Read across your devices β€’ Sync books, reading progress, notes, highlights, vocabulary, and reading statistics with iCloud. β€’ Choose which books and data categories should sync. β€’ Keep local book files while preserving important reading metadata in iCloud. Pocket Library Reader is designed for readers who want a simple library, a comfortable reading space, and a practical way to learn from the books they read.

Screenshots

UniBook4 screens
Pocket Library Reader4 screens

Verdict

The call

The clearest difference is in-app purchases: Pocket Library Reader at none against UniBook's 1. Pocket Library Reader also leads on update cadence (every 9 days vs every 3 weeks) and iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. UniBook sells 1 one-off in-app purchase. Pocket Library Reader asks for nothing beyond the download.

UpkeepUpdate frequency

UniBook ships an update every 3 weeks, Pocket Library Reader every 9 days. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

Scorecard3 real differences Β· 3 level
UniBook versus Pocket Library Reader: the parameters behind the verdict, then further details
ParameterUniBookPocket Library Reader
PriceFreeFree
Update frequencyEvery 3 weeksEvery 9 days β€” better
AdsNoNo
In-app purchasesYesNo β€” better
DevicesiPhone, iPadiPhone, iPad, Mac β€” better
Requires iOS26.017.0 β€” better
Further details β€” not scored
Size15 MB6 MB
Age rating+44+
DeveloperDenis TroninNok Hin To

In-app purchases

1 purchases

UniBook

One-time1
  • UniBook Premium$49.99
None

Pocket Library Reader

No in-app purchases

Questions

Is UniBook free?
UniBook is free to download, with in-app purchases available.
Is Pocket Library Reader free?
Pocket Library Reader is free to download, with no in-app purchases.
Do UniBook or Pocket Library Reader have ads?
Neither UniBook nor Pocket Library Reader shows ads.
Which is updated more often, UniBook or Pocket Library Reader?
UniBook ships an update every 3 weeks, and Pocket Library Reader every 9 days. Most recently, UniBook was updated on October 13, 2026 and Pocket Library Reader on October 7, 2026.

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