Lios Calibre Viewer vs BookLib Library Manager
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lios Calibre Viewer
Access and read your entire book collection from your computer on your iPad or iPhone. Organize books by category and download them for offline reading, saving device space. Browse your library quickly with locally stored book names and cover art.
- Stream Calibre library
- Download books for offline reading
- Organize books by category
- Quick library browsing
- Save device space
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View your entire calibre library streamed from your host computer to your iPad or iPhone. Download the books to the device and read the books anywhere. Organize your books by category or by the books you choose to download. Your entire library of book names and cover art are stored locally for quick browsing. The books are only downloaded on device when you choose to download them, saving space on your phone or tablet.
BookLib Library Manager
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BookLib is the companion app for your self-hosted BookLib library server. Catalog your books, organize your shelves, and keep track of loans from your iPhone, iPad, or Apple Watch—while keeping your library under your control. Build your personal library Scan a book’s barcode to quickly add it using its ISBN, or search by title and author to choose the correct edition. BookLib can retrieve available metadata such as covers, descriptions, genres, formats, and series information from supported book catalogues. Know exactly where every book belongs Create digital bookshelves that match your physical collection. Assign books to individual shelf positions, browse a visual representation of each shelf, and use the locator to find a book quickly. Search and organize Find books by title, author, ISBN, notes, or catalogue identifier. Filter your collection by tags, format, series, copies, and editions. Authors and series are interactive, making it easy to explore related books in your library. Manage lending Check books out under a borrower’s name and see which titles are currently away. Record returns when books come back, and distinguish between multiple physical copies or different editions of the same title. Apple Watch companion Browse your library from your wrist, view shelf locations, and quickly check where a book belongs. The Watch app communicates with BookLib through your paired iPhone. Your server, your data BookLib connects directly to a compatible server that you or your server administrator operates. The app has no centralized BookLib account, advertising, analytics, or tracking. A compatible self-hosted BookLib server is required. Installation and server documentation are available at: https://github.com/CloudyMcFox/BookLib
Screenshots
Verdict
The clearest difference is price: BookLib Library Manager at Free against Lios Calibre Viewer's $2.99. On update cadence, 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
BookLib Library Manager is free to download; Lios Calibre Viewer costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Lios Calibre Viewer ships an update every 5 days, BookLib Library Manager every 8 days. The most recent releases landed on November 9, 2026 and November 6, 2026 respectively.
| Parameter | Lios Calibre Viewer | BookLib Library Manager |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 4.3 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 5 days — better | Every 8 days |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad | iPhone, iPad, Apple Watch — better |
| Requires iOS | 16.0 | 16.0 |
| Further details — not scored | ||
| Size | 11 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Antonio Torres | Ryan Offir |
In-app purchases
Lios Calibre Viewer
No in-app purchases
BookLib Library Manager
No in-app purchases
Questions
Is Lios Calibre Viewer free?
Is BookLib Library Manager free?
Do Lios Calibre Viewer or BookLib Library Manager have ads?
Which is updated more often, Lios Calibre Viewer or BookLib Library Manager?
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