Comparison

iCalibre vs Seekquel

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

Head to head
About

iCalibre

Access your Calibre ebook library from any device via iCloud. Search, open, and read books directly within the app, with features like stored queries and cover image viewing. Keep your entire library synchronized across your iPhone, iPad, and PC.

Highlights
  • iCloud library synchronization
  • Open books directly in reader
  • Stored queries and autosuggest search
  • View cover images and descriptions
  • Search Google for book information
  • Mark books for easy searching
Features
Read full description

Keep your Calibre libraries on the iCloud and open them on your iPhone iPad and Mac or Windows pc. Open your library anywhere on the world, search and open books. As many libraries as you like. Open the books directly in the reader, no need for iTunes. Stored querys. Create your own (complex) query.  Autosuggest for the search.  View the cover image and read the description.  Search google for more information without leaving the app.  Mark books for easy search in Calibre. Everything is in the cloud, so all devices have the same information. And everything is availaballe in the whole world.

About

Seekquel

This app allows users to meticulously track their reading habits, manage their book library, and discover new titles. It offers extensive customization for the home screen and privacy controls, with optional community features. Syncs with e-readers and offers personalized recommendations.

Highlights
  • Customizable home screen with over 30 cards
  • Detailed book library management
  • Progress logging by page or time
  • E-reader sync (Kindle, Kobo, etc.)
  • Personalized book recommendations
  • Reading habit building tools
  • Privacy controls for profile visibility
Features
Read full description

Seekquel is a book tracker you set up yourself. There is a lot in it and none of it is compulsory: build your home screen from the parts you use, switch off the rest, and keep the community on its own tab. Plenty of readers run it as a plain reading log and never touch anything else. SET UP THE HOME SCREEN • More than thirty cards: currently reading, daily goals, your streak, recommendations, your reading calendar and more • Drag them into the order you want and switch off the ones you never use • Arrange your stats page and public profile the same way • 21 themes, from Dark Academia to Cottagecore, and more than twenty app icons • Home screen widgets, adjustable text size, reduced motion and reduced transparency DECIDE WHO SEES WHAT • Public, followers only, or private, then set each part of your profile on its own • Show your reviews but hide your stats, or turn a whole profile tab off • Choose who can message you and approve followers before they see anything • No ads, no data selling, and analytics you can decline • Export everything you have added, whenever you want TRACK YOUR LIBRARY • Add books by title, author, ISBN, or barcode scan • Want to Read, Reading, Paused, Read, and Did Not Finish • Log progress by page, percent, or time listened, in the edition you actually own • Custom shelves, shelves that fill themselves from rules you set, tags, and notes • Track what you own, what you borrowed, and what you lent out • Coming from elsewhere? Import from Goodreads, StoryGraph, or Hardcover, with your shelves, ratings and reviews SYNC YOUR E-READER • KOReader on Kindle, Kobo, PocketBook or Android sends your place, reading time, highlights and finished books • Readest and Xteink pocket readers connect too • Calibre keeps shelves, ratings, reviews and reading dates in step in both directions DISCOVER YOUR NEXT READ • A taste profile built from your genres, moods, themes and pacing • Browse by mood, trope and pace, not just broad genres • Pick For Me: a few quick questions, one considered recommendation • Shelve a book before it is published and hear the day it comes out • See the films and series a book was turned into • Mood, pace and content notes gathered from real reader reviews BUILD A READING HABIT • A reading timer, with ambient sounds like rain or a fireplace • Daily page or minute targets, and a streak with freeze days built in • Yearly goals and custom challenges, on your own or shared with friends • A monthly reading bingo card, and badges from Bronze to Platinum SEE YOUR READING • Books, pages, hours, streaks and genres at a glance • A Monthly Wrapped recap of the month just gone • Share cards for a finished book, a month or your whole year • With Pro: build your own charts, compare one period against another, and see reading heatmaps, pacing and mood trends THE COMMUNITY, ON ITS OWN TAB • Nothing social reaches your home screen unless you put it there • Rate books with stars, plus writing, plot, characters, atmosphere and impact • Follow readers, build shareable lists, and recommend books directly • Buddy reads with milestones and chat, and book clubs • Ask the community for a book and shelve their suggestions in one tap • Fix catalog mistakes yourself and build your reputation as a contributor Free on iPhone, Android and the web. Pro adds more themes, custom charts, deeper stats and higher limits. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://seekquel.app/privacy

Screenshots

iCalibre4 screens
Seekquel4 screens

Verdict

The call

The clearest difference is review sentiment: Seekquel at 89% against iCalibre's 25%. Seekquel also leads on price (Free vs $4.99) and rating (4.9 vs 1.0). iCalibre's advantage is in-app purchases (none vs 3) and iOS requirement (12.4 vs 15.0). On ads 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

Seekquel is free to download; iCalibre costs $4.99 up front. Seekquel sells 3 in-app purchases, starting at $3.99 per month. iCalibre asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Seekquel holds the better App Store score, 4.9 against 1.0. That said, the two scores are not equally well evidenced: Seekquel has 15 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 25% of iCalibre's written reviews are positive against 89% of Seekquel's.

UpkeepUpdate frequency

iCalibre ships an update every 50 months, Seekquel every 3 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

Scorecard8 real differences · 2 level
iCalibre versus Seekquel: the parameters behind the verdict, then further details
ParameteriCalibreSeekquel
Price$4.99Free — better
Rating1.0 (3 ratings)4.9 (15 ratings) — better
Positive reviews25.0% of reviews88.9% of reviews — better
Number of ratings315 — better
Update frequencyEvery 50 monthsEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFreemium — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.4 — better15.0
Further details — not scored
Size97 MB78 MB
Age rating4+4+
DeveloperHarmen ReichertMohamed Sabri Ben Chaabane

Customer experience

iCalibre

All ratings3 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews4 reviews
Positive25.0%
Neutral0.0%
Negative75.0%

Seekquel

All ratings15 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews18 reviews
Positive88.9%
Neutral0.0%
Negative11.1%

In-app purchases

None

iCalibre

No in-app purchases

3 purchases

Seekquel

Subscriptions2
  • Seekquel Pro (Monthly)14 Days trial$3.991 Month
  • Seekquel Pro Yearly14 Days trial$39.991 Year
One-time1
  • Seekquel Pro Lifetime$119.99

Questions

Is iCalibre free?
iCalibre costs $4.99, with no in-app purchases.
Is Seekquel free?
Seekquel is free to download, with in-app purchases available.
Which has better reviews, iCalibre or Seekquel?
Seekquel is rated higher. iCalibre averages 1.0 out of 5 from 3 ratings, while Seekquel averages 4.9 from 15 ratings.
Do iCalibre or Seekquel have ads?
Neither iCalibre nor Seekquel shows ads.
Which is updated more often, iCalibre or Seekquel?
iCalibre ships an update every 50 months, and Seekquel every 3 days. Most recently, iCalibre was updated on November 3, 2026 and Seekquel on November 5, 2026.

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