Comparison

Book Tracker vs Marcus

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

Head to head
About

Book Tracker

Manage your personal library, track reading progress, and journal your thoughts. Add books via ISBN scanner, organize with custom lists, and analyze your reading habits with detailed statistics and visual charts.

Highlights
  • ISBN scanner for quick book addition
  • Customizable reading lists (Currently Reading, Finished, Wishlist)
  • Reading progress and audiobook tracking
  • Detailed book ratings and notes
  • In-depth reading statistics and goals
  • Homescreen widgets for current book and goals
Features
Read full description

Transform your smartphone into your ultimate digital bookshelf and reading journal! Whether you want to manage your personal library, reach new reading goals, or track your daily reading sessions – Booklio is the perfect book tracker for all book lovers, BookTokers, and avid readers. Add books in seconds via the ISBN scanner, rate your favorites in detail, and dive into in-depth reading stats. Here is everything you can do with Booklio: FIND & ADD BOOKS • ISBN Scanner: Add books instantly using your camera. • Extensive Database: Easily search by title, author, or ISBN. • Manual Entry: Can't find a book? Simply add it yourself. • All Book Details at a Glance: Cover, description, publisher, language, page count, publication date, and more. YOUR DIGITAL BOOKSHELF • Standard Reading Lists: Keep track with lists like Currently Reading, Finished, Wishlist, Favorites, and DNF (Did Not Finish). • Custom Lists: Create unlimited personalized reading lists – exactly how you want them. • Perfect Organization: Sort your books, group them by release year, and easily search through your lists. • Lending Tracker: Keep track of which books you own, have borrowed, or lent out – including return dates and to whom! READING PROGRESS & FOCUS • Exact Tracking: Log your progress in read pages or percentages. • Audiobook Tracker: Easily log your listening minutes. • Live Reading Focus: Use the built-in timer and alarm for uninterrupted, focused reading sessions. YOUR PERSONAL BOOK JOURNAL • Detailed Ratings: Give star ratings (half-stars included!). • Unique Scales: Rate books additionally by Tension, Romance, Humor, and Spice. • Notes & Quotes: Capture your thoughts and save your absolute favorite quotes. IN-DEPTH STATS & GOALS • Set Reading Goals: Define goals for the month and the entire year to stay motivated. • Deep Analytics: View your reading stats for any time period (week, month, year, all-time). • Visual Charts: Analyze your genre distribution, reading times, streaks, and star ratings. • Exciting Insights: Find out what your shortest or longest book was, view author stats, and see your average reading pace per session. MONTHLY OVERVIEW & DISCOVER • Book Calendar: View your reading month in a beautiful calendar or list layout. • Celebrate Success: Get an overview of all books, pages, and covers finished in a given month. • Inspiration: Discover new books through our seasonal and monthly book recommendations. HOMESCREEN WIDGETS Bring your reading experience directly to your home screen! • Current book including reading progress (supports multiple books at once). • Always keep an eye on your yearly and monthly goals with the new widget. Download Booklio now and start your organized reading adventure. Your perfect reading journal is waiting for you! Privacy Policy: https://bookpairs.de/datenschutz.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Marcus

Features
Read full description

Reading, without the friction. Marcus is the reading app made for restless minds. A calm tracker glides along the line to keep your eyes exactly where you are, so your attention stops slipping off the page. Import any EPUB or PDF and just read. WHY IT STICKS - Stay on the line - a gentle tracker keeps your place, at your pace - Stuck? Just ask - explain, summarize or recap without leaving the page - Every book, one tap away - import EPUB & PDF and pick up where you left off - Reading that rewards you - daily goals, streaks and achievements - A shelf that fills as you read - finished books become spines on your bookcase - Your thoughts, in one place - a notebook and a glossary of words you've learned - Share the lines you love - turn any quote into a beautiful card MADE FOR HOW YOUR BRAIN READS ADHD-first and dyslexia-friendly: the OpenDyslexic font, calm themes, read-along audio, and short daily goals that make five minutes count. No guilt, no noise - just no zero days. MARCUS PRO Unlimited explanations, summaries and recaps, all themes and the OpenDyslexic font, and advanced tracker styles. Read more. Struggle less. Start your first page today. Terms of Use: https://marcus.vuvee.me/terms Privacy Policy: https://marcus.vuvee.me/privacy

Screenshots

Book Tracker4 screens
Marcus4 screens

Verdict

The call

The clearest difference is update cadence: Book Tracker at every 8 days against Marcus's every 2 months. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Book Tracker sells 5 in-app purchases, starting at $2.99 per month and Marcus sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Book Tracker ships an update every 8 days, Marcus every 2 months. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

Scorecard1 real difference · 8 level
Book Tracker versus Marcus: the parameters behind the verdict, then further details
ParameterBook TrackerMarcus
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 8 days — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better16.4
Further details — not scored
Size49 MB65 MB
Age rating4+4+
DeveloperAnnika ReineckeVukasin Rancic

In-app purchases

5 purchases

Book Tracker

Subscriptions5
  • Premium (1 month)7 Days trial$2.991 Month
  • Premium (1 month)$2.991 Month
  • Premium (1 year)$14.991 Year
Show 2 more
  • Premium (1 year)$24.991 Year
  • Premium (1 year)7 Days trial$24.991 Year
2 purchases

Marcus

Subscriptions2
  • Marcus Pro Monthly$6.991 Month
  • Marcus Pro Annual$49.991 Year

Questions

Is Book Tracker free?
Book Tracker is free to download, with in-app purchases available.
Is Marcus free?
Marcus is free to download, with in-app purchases available.
Do Book Tracker or Marcus have ads?
Neither Book Tracker nor Marcus shows ads.
Which is updated more often, Book Tracker or Marcus?
Book Tracker ships an update every 8 days, and Marcus every 2 months. Most recently, Book Tracker was updated on October 28, 2026 and Marcus on October 29, 2026.

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