Comparison

Collector vs Shelves Book Tracker

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

Head to head
About

Collector

This app helps you catalog and track your favorite media, games, and apps. You can record multiple moments for each item, assign ratings, and enjoy features like dark mode and multi-language support. It's designed for collectors to easily manage their passions.

Highlights
  • Collect movies, shows, books, albums, games, apps, podcasts
  • Track multiple moments per collection
  • Rate collected items
  • Supports dark mode
  • Multi-language support
  • Offline use
Features
Read full description

Collector is an assistant for recording media, games and apps, supporting offline use. We believe that you, as someone who loves to collect, will have an extraordinary experience here! === Feature === 1. Collect your favorite movies, shows, books, albums, games, apps, podcasts, and performances. 2. Each collection lets you capture multiple moments, helping you easily track your journey with every favorite. 3. Record each moment with ratings to express how much it truly means to you. 4. Supports dark mode and multiple languages. 5. Embraces the all-new interactions and liquid glass effects introduced in iOS 26. More features are on the way — we’d love to hear your ideas! If you enjoy Collector, please leave us a 5-star rating on the App Store! === Contact === Email: collector_app@outlook.com

About

Shelves Book Tracker

Features
Read full description

Shelves turns your phone into a living library. Scan a book, organize your shelves, save your favorite quotes, and finally watch your reading stack up over the year. What you can do Scan an ISBN and add a book in two seconds Build as many shelves as you want: reading, to read, finished, favorites, by genre Capture a quote with the camera or type it, with author and page, and find it again anytime Set a yearly reading challenge with your own goal Track your stats: pages read, books finished, reading streaks Get a daily quote each morning, picked from your own library Show your quotes and your shelf as a widget on the iOS home screen Shelves Pro If you want more, the Pro subscription unlocks an unlimited library, exports, premium themes, and every future feature. No commitment, cancel anytime from the App Store. Made for heavy readers and for people who just want to get back into reading without pressure. No social feed, no aggressive notifications, just your books and your favorite words. Your data stays yours, synced securely to your account. Works offline too. Available in English and French. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula

Screenshots

Collector4 screens
Shelves Book Tracker4 screens

Verdict

The call

The clearest difference is in-app purchases: Collector at none against Shelves Book Tracker's 2. Shelves Book Tracker's advantage is iOS requirement (16.0 vs 18.0). On price, update cadence, 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

Both are free to download. Shelves Book Tracker sells 2 in-app purchases, starting at $0.99 per 7 days. Collector asks for nothing beyond the download.

UpkeepUpdate frequency

Collector ships an update every 10 days, Shelves Book Tracker every 3 weeks. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

Scorecard2 real differences · 8 level
Collector versus Shelves Book Tracker: the parameters behind the verdict, then further details
ParameterCollectorShelves Book Tracker
PriceFreeFree
Rating4.7 (23 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings23 — better—
Update frequencyEvery 10 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhoneiPhone
Requires iOS18.016.0 — better
Further details — not scored
Size39 MB50 MB
Age rating4+4+
Developer永康 梁Francis KOUAHO

In-app purchases

None

Collector

No in-app purchases

2 purchases

Shelves Book Tracker

Subscriptions2
  • Shelves Pro Hebdomadaire3 Days trial$0.997 Days
  • Shelves Pro Annuel3 Days trial$24.991 Year

Questions

Is Collector free?
Collector is free to download, with no in-app purchases.
Is Shelves Book Tracker free?
Shelves Book Tracker is free to download, with in-app purchases available.
Do Collector or Shelves Book Tracker have ads?
Neither Collector nor Shelves Book Tracker shows ads.
Which is updated more often, Collector or Shelves Book Tracker?
Collector ships an update every 10 days, and Shelves Book Tracker every 3 weeks. Most recently, Collector was updated on November 4, 2026 and Shelves Book Tracker on November 5, 2026.

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