Booktrail vs Marcus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Booktrail
Organize your personal library by tracking books you're reading, want to read, or have finished. Add books by scanning barcodes or searching by title/author, and monitor your reading progress. Create custom collections for better organization and discover new titles with synopses and reviews.
- Track reading status (reading, want to read, finished)
- Add books via barcode scan or search
- Record reading progress and percentage
- Create custom book collections
- View book synopses and user reviews
- Private, no account required
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Scan a barcode. Build your shelves. Track your progress. Booktrail is a private book tracker and reading list that lives on your device. No account, no sign-up. SCAN OR SEARCH TO ADD BOOKS Scan the ISBN barcode on the back of a book, or search by title or author. SHELVES FOR EVERY STAGE Keep books you're reading, want to read, and have finished, all in one place. TRACK YOUR PROGRESS Update pages read or percentage complete, and see how far along you are. CUSTOM COLLECTIONS Group books into your own collections to organize your library your way. DISCOVER YOUR NEXT READ Browse synopses and reader reviews before you add a book. PRIVATE BY DESIGN No account is required. Your library is stored on your device.
Marcus
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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
Verdict
The clearest difference is in-app purchases: Booktrail at none against Marcus's 2. Booktrail also leads on update cadence (every 9 days vs every 2 months). On price, ads, device support and iOS requirement 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. Marcus sells 2 in-app purchases, starting at $6.99 per month. Booktrail asks for nothing beyond the download.
Booktrail ships an update every 9 days, Marcus every 2 months. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.
| Parameter | Booktrail | Marcus |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 9 days — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 | 16.4 — better |
| Further details — not scored | ||
| Size | 28 MB | 65 MB |
| Age rating | 4+ | 4+ |
| Developer | Defyner | Vukasin Rancic |
In-app purchases
Booktrail
No in-app purchases
Marcus
- Marcus Pro Monthly$6.991 Month
- Marcus Pro Annual$49.991 Year









