Librosy vs Flumen
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Librosy
A beautifully designed reader for iOS that supports multiple book formats. It allows users to highlight text, save quotes, and organize notes. Track progress on both digital and physical books with integrated tools.
- Supports EPUB, FB2, PDF, TXT, Markdown, HTML, RTF
- Highlighting with color-coded quotes
- Centralized saving of quotes, words, and highlights
- Paper book tracking with timer and page counter
- Smart library with auto-shelving and search
- iCloud sync for progress and notes
- Native iOS gestures and dark mode support
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Librosy is a calm, beautifully made iOS reader for people who read closely, not fast — and want to keep what their books leave behind. Any format EPUB, FB2, PDF, TXT, Markdown, HTML, RTF — one beautiful reader for everything you read. Highlights with color Long-press, drag, pick a color. Your quote is saved — and you can share it as a designed card on Threads, Instagram, or Telegram. Memory Everything you save from a book — quotes, words, highlights, bookmarks — lives in one place. Add a thought, or tag how it made you feel. Librosy brings it back to you later. Paper books Add a paper book: snap the cover, run a session timer and page tracker, follow progress in a Live Activity. Camera and photos are used only for the cover. Smart library Auto-shelves by folder. Search across books, quotes, and notes. Multi-select for batch actions. iCloud Sync Reading progress, highlights, notes, bookmarks, and saved words follow you between devices through your own iCloud. Book files stay where you put them — we never see your data. Native iOS Gestures, haptics, smooth motion, dark mode, OLED — done right. Ukrainian-first Interface in Ukrainian, with hyphenation and local typography. English included. Completely free. Every feature, for everyone — no subscriptions, no ads, no limits. Made in Ukraine by one designer-developer. Not a social network. Not a store. Not a page counter. Just a calm home for everything you read — and everything it gave you. Terms of Use (EULA): https://librosy.app/terms Privacy Policy: https://librosy.app/privacy
Flumen
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Flumen is a calm, private EPUB reader for people who like building a real library full of ebooks. Import your own EPUBs, download public-domain classics from Project Gutenberg and Standard Ebooks, and keep everything organized in a library that feels made for reading. Covers, progress, metadata and collections all in one place, without ads or a social layer around your books. READ COMFORTABLY Choose from carefully tuned themes including Paper, Sepia, Night, and OLED Black. Adjust fonts and text size, then let Flumen remember your reading preferences for each book. The reader keeps the interface out of the way so the page can take the room it deserves. DISCOVER CLASSICS Search and browse public-domain books from trusted sources, preview book details, and download directly to your library. Explore authors, genres, popular classics, and curated rows without leaving the app. ORGANIZE YOUR LIBRARY Sort by recent, title, author, or progress. Create collections, use smart collections, rename books, track finished titles, and quickly return to what you were reading. READING PROGRESS THAT FEELS USEFUL Flumen tracks where you are, how much is left, and your active reading time. Optional goals, streaks, monthly summaries, and reading statistics help you understand your habits without turning reading into homework. PRIVATE BY DESIGN Your library, settings, and reading history are stored on your device by default. Flumen does not use third-party advertising or analytics SDKs to track your reading. FLUMEN PRO Flumen is free to start with a 15-book library. Flumen Pro is a one-time purchase that unlocks unlimited books, reading statistics, and private iCloud sync for your library, EPUB files, progress, settings, notes, and highlights across your Apple devices. Flumen is built for readers who want a quieter place for their books.
Screenshots
Verdict
The clearest difference is update cadence: Flumen at every 2 weeks against Librosy's monthly. On price, ads, in-app purchases 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
Both are free to download. Librosy sells 2 in-app purchases, starting at $17.99 per year and Flumen sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Librosy ships an update monthly, Flumen every 2 weeks. The most recent releases landed on October 1, 2026 and October 5, 2026 respectively.
| Parameter | Librosy | Flumen |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Monthly | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 24 MB | 18 MB |
| Age rating | 4+ | 12+ |
| Developer | Vitalii Trus | Mathias Jaeger-Pedersen |
In-app purchases
Librosy
- Librosy Pro · Yearly7 Days trial$17.991 Year
- Librosy Pro · Lifetime$39.99
Flumen
- Flumen Pro$6.99









