Private Library vs Shelf Track
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Private Library
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A Calibre iOS client that connects to Calibre's content server. Note! This is for those who manage e-books with calibre.That the app does not provide any books. - You can browse the eBook in Calibre. - Monitor the health status of Calibre content services in real time. - You can sort e-books based on different criteria. - View the details of the eBook. - Different libraries can be switched, just like a real bookshelf. - You can switch between different content servers.
Shelf Track
Easily track your belongings across different locations like pantries, garages, or closets. Organize items by shelf, add photos and notes, and quickly search or filter to manage quantities. Sync your data across devices with Google or Apple sign-in.
- Organize by shelf
- Track item quantities
- Add photos and notes
- Search and filter items
- Sync across devices
- Simple interface
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shelf track is for people who just want a simple, steady sense of what they have. pantry, garage, closet, random bin, all of it. organize by shelf set things up however makes sense to you. pantry, garage, a box, a whole room, whatever. add items, track quantities, and stop guessing what’s actually left. make things easy to spot add a photo if it helps, or just pick a quick icon. drop in notes when you need them so future you knows what you meant. find and adjust fast search, filter by shelf, sort how you like. when you’re in a rush, you can update quantities without digging through extra screens. stay in sync sign in with google or apple and everything stays backed up and in sync. your preferences come with you too, so it feels the same wherever you open it. your setup, your account manage shelves, tweak names, check settings, read the faq if you want. it’s meant to be simple now and flexible later. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is price: Shelf Track at Free against Private Library's $1.99. Shelf Track also leads on update cadence (weekly vs every 18 months). On ads, in-app purchases, 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
Shelf Track is free to download; Private Library costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Private Library ships an update every 18 months, Shelf Track weekly. The most recent releases landed on October 27, 2026 and October 15, 2026 respectively.
| Parameter | Private Library | Shelf Track |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | — | 5.0 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 18 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 9 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | 艳华 顾 | Samuel Snow |
In-app purchases
Private Library
No in-app purchases
Shelf Track
No in-app purchases
Questions
Is Private Library free?
Is Shelf Track free?
Do Private Library or Shelf Track have ads?
Which is updated more often, Private Library or Shelf Track?
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