Comparison

Chapters vs ShelfMark

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

Head to head
About

Chapters

Features
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Chapters is an iOS audiobook player, specially designed for a superior spoken-word listening experience. Sync your library from the cloud and enjoy your favorite stories anywhere with audiobook features like the smart sleep timer that always ends at a natural stopping point and advanced bookmarks and note-taking capabilities. An interface crafted specifically for audiobooks. Easily navigate chapters, drop bookmarks, automatically track listening sessions, adjust playback speed and avoid accidentally skipping forwards. Optional features allow you to hide the progress bar so you can't see how long is left in the story. Enjoy a clean, distraction-free player. Store and sync your audiobooks from any cloud location. Intergrate with Dropbox, Google or iCloud out of the box, or manage your own list to download files from any internet location. Chapters makes it easy to download for offline listening and manage your device storage efficiently. Our intelligent sleep timer finds natural pauses in the narration, so you always end at the completion of a sentence or paragraph. Plus the listening log automatically tracks all your listening sessions, so you can always find where you are up to, even if you skip ahead or switch books halfway through. Never lose your place again Heard something interesting? Drop a bookmark to save the moment. Chapters auto-transcribes the surrounding text and lets you search through your bookmarks. Then add notes and organize snippets into folders. Easily track key comments for research or capturing favourite moments.

About

ShelfMark

Features
Read full description

A quiet reading tracker for people who love books more than apps. ShelfMark keeps your reading life in one calm, paper-warm place. Log the page you are on, keep a streak alive, and save the lines worth keeping. No account, no feed, no noise. MADE FOR READERS - Three shelves: to be read, reading, and finished. Move a book with a tap. - Quick page updates with percent complete, pages a day, and time left at your current pace. - A daily page goal beside your grace-day reading streak. - Search your library, filter by genre, and sort by recency, title, author, or progress. - A quote wall with the book, page number, and an optional photo of the page. - A yearly reading goal and Wrapped view with pages, streaks, genres, fastest reads, and monthly activity. - A private Home and Lock Screen widget for your current book, pages today, goal, and streak. - A complete local backup, additive restore, and Delete All My Data control. FREE AND LIFETIME ShelfMark is free for up to 3 books and 5 saved quotes. Reading progress, streaks, daily and yearly goals, search, backup, restore, deletion, and the widget stay useful without paying. A single Lifetime purchase unlocks unlimited books and quotes, the 30-day Reading Pulse, finish-date pace plans, full Wrapped statistics, and the one-page Reading Year PDF. It is a one-time purchase, not a subscription. Existing records always remain readable and editable. PRIVATE BY DESIGN Your reading library stays locally on your iPhone or iPad. No account, no analytics, and no tracking. Widget content uses Apple's private on-device App Group storage and is marked privacy sensitive.

Screenshots

Chapters4 screens
ShelfMark4 screens

Verdict

The call

The clearest difference is in-app purchases: Chapters at none against ShelfMark's 1. ShelfMark's advantage is update cadence (weekly vs every 4 weeks) and iOS requirement (18.0 vs 26.0). On price, ads and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. ShelfMark sells 1 one-off in-app purchase. Chapters asks for nothing beyond the download.

UpkeepUpdate frequency

Chapters ships an update every 4 weeks, ShelfMark weekly. Both last shipped on October 25, 2026.

Scorecard3 real differences ยท 3 level
Chapters versus ShelfMark: the parameters behind the verdict, then further details
ParameterChaptersShelfMark
PriceFreeFree
Update frequencyEvery 4 weeksWeekly โ€” better
AdsNoNo
In-app purchasesNo โ€” betterYes
DevicesiPhoneiPhone, iPad โ€” better
Requires iOS26.018.0 โ€” better
Further details โ€” not scored
Size6 MB6 MB
Age rating4+4+
DeveloperMobile AppsterInnovaLabWorks

In-app purchases

None

Chapters

No in-app purchases

1 purchases

ShelfMark

One-time1
  • ShelfMark Lifetime$12.99

Questions

Is Chapters free?
Chapters is free to download, with no in-app purchases.
Is ShelfMark free?
ShelfMark is free to download, with in-app purchases available.
Do Chapters or ShelfMark have ads?
Neither Chapters nor ShelfMark shows ads.
Which is updated more often, Chapters or ShelfMark?
Chapters ships an update every 4 weeks, and ShelfMark weekly. Most recently, Chapters was updated on October 25, 2026 and ShelfMark on October 25, 2026.

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