Comparison

Thorium Reader vs Pageo

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

Head to head
About

Thorium Reader

Organize all your ebooks, comics, and manga in a single app. Customize your reading experience with adjustable text, fonts, and themes. Listen to audiobooks and zoom into visual content with ease.

Highlights
  • Unified bookshelf for all content
  • Adjustable text size and spacing
  • Multiple font options
  • Text-to-speech audio playback
  • Zoom for comics and manga
  • Offline dictionary and translation
  • Import EPUB, PDF, CBZ files
Features
Read full description

Looking for an app where you can bring all your ebooks, comics and manga in one place? That’s what we built Thorium Reader for. Read it your way Everyone’s different, that’s why we want you to be fully in control: • Adjust text size, switch between color schemes with themes and control spacing. • 10+ fonts available, including specialized ones. • You prefer audio? Listen to any ebook, whenever you want. We’ll remember your preference. • Zoom into comics, manga and magazines. • Add bookmarks with notes. • Use the built-in iOS dictionary and translation features, even offline. • Tweak your reading experience with reading options. Bring your own books A single bookshelf and reading application where you can bring all your content: • Download free books, borrow from your library or buy from your favorite retailer. • Support for ebooks, documents, comics and manga. • Import EPUB, PDF and CBZ files. • Support for Readium LCP, used by thousands of libraries and retailers. Thorium Reader is built by EDRLab, a non-profit dedicated to open standards, reading and accessibility.

About

Pageo

Seamlessly sync your Calibre ebook library wirelessly to your iPhone. Convert various ebook formats to EPUB directly within the app and customize your reading experience with adjustable fonts, themes, and spacing. Listen to your books with text-to-speech functionality.

Highlights
  • Wireless Calibre library sync
  • Built-in ebook converter (PDF, MOBI, AZW, etc. to EPUB)
  • Customizable reading experience (fonts, themes)
  • Text-to-speech audiobook functionality
  • Import from cloud storage (Files, Dropbox, iCloud)
  • Organize library by author, series, collection
Features
Read full description

Sync your Calibre libraries wirelessly — in both directions. Convert any ebook. Read your way. Pageo connects directly to your Calibre Content Server over Wi-Fi — no cables, no accounts, no hassle. Your entire library, synced to your iPhone and iPad in seconds. ▶ TWO-WAY CALIBRE SYNC Pageo connects directly to your Calibre Content Server over Wi-Fi and discovers it automatically on your local network. Books come to your iPhone and iPad — and your reading goes back the other way: finished books, ratings and highlights appear on your computer, in Calibre's own annotations. ▶ ALL YOUR LIBRARIES — EVEN WITH YOUR COMPUTER OFF Multiple Calibre libraries: browse one at a time or all at once, with separate reading progress for every book. Or open a library folder straight from iCloud, Dropbox or this device — no server needed. ▶ BUILT-IN EBOOK CONVERTER Got PDFs, MOBI, AZW, FB2, CBZ, or CBR files? Pageo converts them to EPUB directly in the app — no extra apps, no manual steps. Send a file, get a book. ▶ BUILT FOR CALIBRE POWER USERS Table view puts the columns you built in Calibre into a desktop-style layout. Search your whole library with Calibre's own search syntax — or search inside every book, even ones you haven't downloaded yet. ▶ READ YOUR WAY Customize everything: fonts, font sizes, line spacing, margins. Switch between light, dark, and sepia themes. Pageo remembers your place in every book and picks up exactly where you left off — on iPhone and iPad. ▶ LISTEN TO YOUR BOOKS Turn any ebook into an audiobook with built-in text-to-speech. Adjust speed, and listen hands-free. Perfect for commutes, workouts, or when your eyes need a break. Supports 29 languages. ▶ YOUR LIBRARY, YOUR CONTROL Import books from Files, Dropbox, OneDrive, or iCloud Drive. Organize by author, series, or collection. Everything stays on your device — no accounts, no tracking, no lock-in. ▶ FREE WITH OPTIONAL PRO UPGRADE Pageo is free to use with ads. Upgrade to Pageo Pro to unlock text-to-speech, remove ads, and converters. Try Pro free for 3 days. Terms of Use (EULA): https://visioncraft.es/pageo-terms Privacy Policy: https://visioncraft.es/pageo-privacy-policy ——— Pageo is made for readers who use Calibre. If you’ve been waiting for an iOS reader that actually talks to your Calibre server — this is it.

Screenshots

Thorium Reader4 screens
Pageo4 screens

Verdict

The call

The clearest difference is rating: Pageo at 5.0 against Thorium Reader's 3.6. Pageo also leads on iOS requirement (18.0 vs 26.1). Thorium Reader's advantage is in-app purchases (none vs 3) and ads (none vs shown). On price, ratings volume, update cadence and device support 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. Pageo sells 3 in-app purchases, starting at $4.99 per month. Thorium Reader asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Pageo holds the better App Store score, 5.0 against 3.6. Both are backed by a comparable volume of ratings — 11 and 6 respectively.

UpkeepUpdate frequency

Thorium Reader ships an update every 3 weeks, Pageo every 10 days. The most recent releases landed on September 28, 2026 and September 16, 2026 respectively.

Scorecard5 real differences · 5 level
Thorium Reader versus Pageo: the parameters behind the verdict, then further details
ParameterThorium ReaderPageo
PriceFreeFree
Rating3.6 (11 ratings)5.0 (6 ratings) — better
Positive reviews37.5% of reviews—
Number of ratings11 — better6
Update frequencyEvery 3 weeksEvery 10 days — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.118.0 — better
Further details — not scored
Size46 MB82 MB
Age rating17+4+
DeveloperReadiumVISIONCRAFT, SOCIEDAD LIMITADA

Customer experience

Thorium Reader

All ratings11 ratings
Positive63.6%
Neutral9.1%
Negative27.3%
Written reviews8 reviews
Positive37.5%
Neutral12.5%
Negative50.0%

Pageo

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Thorium Reader

No in-app purchases

3 purchases

Pageo

Subscriptions2
  • Pageo Pro$4.991 Month
  • Pageo Pro3 Days trial$19.991 Year
One-time1
  • 1 Day of Pro$0.99

Questions

Is Thorium Reader free?
Thorium Reader is free to download, with no in-app purchases.
Is Pageo free?
Pageo is free to download, with in-app purchases available.
Which has better reviews, Thorium Reader or Pageo?
Pageo is rated higher. Thorium Reader averages 3.6 out of 5 from 11 ratings, while Pageo averages 5.0 from 6 ratings.
Do Thorium Reader or Pageo have ads?
Pageo shows ads; Thorium Reader does not.
Which is updated more often, Thorium Reader or Pageo?
Thorium Reader ships an update every 3 weeks, and Pageo every 10 days. Most recently, Thorium Reader was updated on September 28, 2026 and Pageo on September 16, 2026.

Other comparisons