Comparison

LibriLink for Calibre vs Sutra

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

Head to head
About

LibriLink for Calibre

Manage your existing ebook, comic, and audiobook collections from Calibre libraries on your iPhone or iPad. Browse, download, and open files in your preferred reading apps without proprietary clouds or locked-in readers. Offers extensive customization for a comfortable reading experience.

Highlights
  • Connects to Calibre libraries via cloud, servers, or local files
  • Supports ebooks, comics, and audiobooks in various formats
  • Download titles for offline access
  • Open files in any preferred reading app
  • View Calibre metadata including tags and covers
  • Customizable reading themes, fonts, and sizes
  • Access Project Gutenberg and OPDS catalogs
Features
Read full description

Your books, comics, and audiobooks — from your Calibre libraries, on iPhone and iPad. LibriLink is a dedicated library manager, not another reader. It connects to the Calibre libraries you already have, wherever you keep them, so you can browse your whole collection, download exactly what you want, and open it in whatever app you prefer. CONNECT YOUR LIBRARIES Cloud storage: Dropbox, Microsoft OneDrive, and Google Drive Your own servers: a Calibre Content Server, or any WebDAV service (Nextcloud, ownCloud, pCloud, a home NAS, and more) On your device: your own folders and files See your real Calibre metadata — titles, authors, series, tags, and covers EVERY FORMAT YOU ALREADY HAVE Ebooks (EPUB, MOBI, AZW3, PDF), comics (CBZ, CBR), and audiobooks (M4B, MP3) Whatever formats your library holds, LibriLink can download DOWNLOAD AND OPEN ANYWHERE Save any title to your device for offline access Open it in your favorite reading, comic, or audiobook app Organized downloads with covers — no duplicates, no clutter No proprietary cloud, no locked-in reader. Your files, your apps, your choice. BUILT FOR COMFORTABLE READING High-contrast light and dark themes 5 themes, 5 font sizes, and 4 fonts, including OpenDyslexic Turn off automatic sync and save specific libraries to specific folders, if you prefer FREE — NO ACCOUNT, NO ADS 70,000+ Project Gutenberg books in dozens of languages — browse and download instantly Connect any OPDS catalog free — Calibre-Web, Komga, Kavita, or a Calibre server's built-in OPDS feed The free tier has no time limit and is fully usable on its own SPEAKS YOUR LANGUAGE Fully translated into 10 languages: English, French, German, Italian, Spanish, Portuguese, Chinese, Korean, Russian, and Japanese PAY ONCE, OR NOT AT ALL Free forever: Project Gutenberg plus unlimited OPDS catalogs (Komga, Kavita, Calibre-Web) Single Library: connect one of your own cloud Calibre libraries Unlimited Libraries: connect as many as you like, across every provider One-time purchases. No subscriptions. No ads. No tracking. Your books live in your cloud or on your device. LibriLink gives you a clean way to manage them and take them anywhere. PRIVACY LibriLink does not collect personal data. Your cloud credentials stay securely on your device. Read our full privacy policy at sahollen.com/privacy. LibriLink is not affiliated with or endorsed by Calibre, Komga, Kavita, Dropbox, Microsoft, or Google. All trademarks belong to their respective owners.

About

Sutra

Access your entire book collection from various sources in one beautiful app. Enjoy a customizable reading experience with synced progress, bookmarks, and highlights across devices. Organize your library with series info, search, and collections.

Highlights
  • Connect Kavita, Calibre, and OPDS servers
  • EPUB and PDF reading with page-curl effect
  • Rich typography and reading themes
  • iCloud sync for progress, bookmarks, and highlights
  • Offline downloads
  • Highlighting and search functionality
  • Series grouping and collections
Features
Read full description

Sutra is the ultimate omnibus reading companion. Whether you are managing a massive self-hosted comic library, reading RTL manga, or diving into classic EPUBs, Sutra brings every format into one unified app. Connect your self-hosted Kavita, Komga, or Calibre server, browse any OPDS catalog, or download directly from Project Gutenberg and Standard Ebooks. THE ULTIMATE COMIC & MANGA EXPERIENCE • Native Panel Navigation: Custom panel isolation logic smoothly guides you through comics frame-by-frame on smaller screens • Full Manga Support: Read right-to-left or top-to-bottom with perfect page ordering • iPad Two-Pane Mode: Enjoy gorgeous two-page spreads perfectly optimized for larger displays • Format Agnostic: Flawless rendering for CBZ, PDF, MOBI, and EPUB files • Free Preview: Sample the first 7 pages of any CBZ comic before unlocking the full experience THE READING EXPERIENCE YOU DESERVE • Authentic page-curl animations that you can tap or drag • Rich typography controls: customize fonts, size, line spacing, and alignment • Four beautifully designed reading themes (including a true Night Mode) • Left-Handed Page Turns for comfortable one-handed reading • Auto-Scroll: Sit back and let the app pace your reading experience • Full-screen reading and progress syncing across all your Apple devices MARK YOUR PASSAGES • Select text to highlight in four color-coded options • Search your highlights across all books or view them in the Bookmarks sheet • Highlights automatically save and sync via iCloud everywhere BUILT FOR SELF-HOSTERS • Connect any OPDS server: Kavita, Komga, Calibre, Grimmory, or your own • Smart Collections: Series metadata automatically groups into browsable collections—perfect for long comic runs • Local Network Support: Works directly with your home servers—no middleman cloud storage required FAIR PRICING. NO SUBSCRIPTIONS. Sutra is built with a commitment to fair, transparent software. Enjoy full EPUB and PDF support, Calibre/Kavita servers, and basic features completely free with zero ads. Unlock unlimited CBZ comic reading, MOBI format, and Komga server integration with a single, one-time $6.99 lifetime purchase. No recurring fees, no monthly costs—pay once and own it forever.

Screenshots

LibriLink for Calibre4 screens
Sutra4 screens

Verdict

The call

The clearest difference is rating: Sutra at 4.3 against LibriLink for Calibre's 3.7. Sutra also leads on review sentiment (83% vs 50%) and monetization model (free vs free with in-app purchases). LibriLink for Calibre's advantage is device support (4 vs 2) and iOS requirement (15.0 vs 17.0). On price, update cadence, ads and in-app purchases 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. LibriLink for Calibre sells 2 one-off in-app purchases and Sutra sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Sutra holds the better App Store score, 4.3 against 3.7. Both are backed by a comparable volume of ratings — 3 and 9 respectively. Written reviews point the same way: 50% of LibriLink for Calibre's written reviews are positive against 83% of Sutra's.

UpkeepUpdate frequency

LibriLink for Calibre ships an update weekly, Sutra every 2 weeks. The most recent releases landed on September 10, 2026 and September 21, 2026 respectively.

Scorecard6 real differences · 4 level
LibriLink for Calibre versus Sutra: the parameters behind the verdict, then further details
ParameterLibriLink for CalibreSutra
PriceFreeFree
Rating3.7 (3 ratings)4.3 (9 ratings) — better
Positive reviews50.0% of reviews83.3% of reviews — better
Number of ratings39 — better
Update frequencyWeekly — betterEvery 2 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS15.0 — better17.0
Further details — not scored
Size33 MB39 MB
Age rating12+4+
DeveloperSETH AARON HOLLENKoustav Dasgupta

Customer experience

LibriLink for Calibre

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Sutra

All ratings9 ratings
Positive88.9%
Neutral0.0%
Negative11.1%
Written reviews12 reviews
Positive83.3%
Neutral0.0%
Negative16.7%

In-app purchases

2 purchases

LibriLink for Calibre

One-time2
  • Single Library$2.99
  • Unlimited Libraries$4.99
4 purchases

Sutra

One-time4
  • Small Tip$1.99
  • Medium Tip$2.99
  • Large Tip$4.99
Show 1 more
  • Sutra Pro$6.99

Questions

Is LibriLink for Calibre free?
LibriLink for Calibre is free to download, with in-app purchases available.
Is Sutra free?
Sutra is free to download, with in-app purchases available.
Which has better reviews, LibriLink for Calibre or Sutra?
Sutra is rated higher. LibriLink for Calibre averages 3.7 out of 5 from 3 ratings, while Sutra averages 4.3 from 9 ratings.
Do LibriLink for Calibre or Sutra have ads?
Neither LibriLink for Calibre nor Sutra shows ads.
Which is updated more often, LibriLink for Calibre or Sutra?
LibriLink for Calibre ships an update weekly, and Sutra every 2 weeks. Most recently, LibriLink for Calibre was updated on September 10, 2026 and Sutra on September 21, 2026.

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