Louise Reader vs Thorium Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Louise Reader
Access a wide range of ebooks and audiobooks from independent booksellers and digital libraries. Customize your reading experience with adjustable fonts, themes, and spacing. Supports EPUB, PDF, and audiobook formats, with options for bookmarks and annotations.
- Read DRM-free and LCP DRM protected ebooks
- Listen to DRM-free and LCP DRM protected audiobooks
- Customizable reading experience (fonts, themes, size)
- Bookmarks and annotations
- Text-to-speech for ebooks
- Supports EPUB and PDF formats
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Discover Louise, the best reading app for ebooks and audiobooks, delivered by your favourite bookseller or borrowed to a digital library. Enter a vast network of hundreds of independent booksellers and digital libraries, partners of ePagine or Numilog. You can also add your own ebooks stored on your device. No account required within the application. Features: - Read DRM free epub / PDF ebooks or protected with LCP DRM. - Listen to DRM free audiobooks or protected by LCP DRM. - Customize your reading experience: choose from a selection of fonts and color themes; set the character size for your reading comfort ; change the line spacing or the margin size. - Place bookmarks and annotate your ebooks. - Use text to speech options for your ebooks in epub format. Supported formats: - ebooks in epub and PDF formats - audiobooks as sold by your bookseller (ePagine network) If you encounter any issue or wish to send us your feedback and suggestions, contact : contact@louise-reader.com.
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.
- 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
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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.
Screenshots
Verdict
The clearest difference is review sentiment: Thorium Reader at 60% against Louise Reader's 14%. Louise Reader's advantage is update cadence (every 3 weeks vs every 2 months) and iOS requirement (15.0 vs 26.1). On price, ads, in-app purchases and monetization model 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Louise Reader ships an update every 3 weeks, Thorium Reader every 2 months. The most recent releases landed on September 21, 2026 and September 10, 2026 respectively.
| Parameter | Louise Reader | Thorium Reader |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.9 (9 ratings) — better |
| Positive reviews | 14.3% of reviews | 60.0% of reviews — better |
| Number of ratings | — | 9 — better |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 26.1 |
| Further details — not scored | ||
| Size | 84 MB | 45 MB |
| Age rating | 4+ | 17+ |
| Developer | TITE LIVE | Readium |
Customer experience
Louise Reader
Thorium Reader
In-app purchases
Louise Reader
No in-app purchases
Thorium Reader
No in-app purchases
Questions
Is Louise Reader free?
Is Thorium Reader free?
Do Louise Reader or Thorium Reader have ads?
Which is updated more often, Louise Reader or Thorium Reader?
Other comparisons
