# SharedBookshelves vs Adopt a Book

The clearest difference is ads: SharedBookshelves at none against Adopt a Book's shown. SharedBookshelves also leads on iOS requirement (12.1 vs 15.5). Adopt a Book's advantage is update cadence (every 2 weeks vs every 6 weeks). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SharedBookshelves ships an update every 6 weeks, Adopt a Book every 2 weeks. The most recent releases landed on October 15, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | SharedBookshelves | Adopt a Book |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/sharedbookshelves/id684322248/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 37 MB | 101 MB |
| Requires iOS | **12.1** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [David Butler](https://appshunter.io/developer/295940276) | [Praneeth Peiris](https://appshunter.io/developer/1638142024) |

## What reviewers say

### SharedBookshelves

[App page](https://appshunter.io/ios/app/sharedbookshelves/id684322248)

Easily manage and share your personal library of Christian books with others in your community. List books you own or want to read, and connect with others to lend and borrow titles.

**Highlights:** List owned books, Scan books via barcode, Create virtual library, Lend books to others, Borrow books from others, Share Christian titles

**Features:** macOS Compatibility

**In-app purchases:** none


### Adopt a Book

[App page](https://appshunter.io/ios/app/adopt-a-book/id1638142022)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SharedBookshelves free?

SharedBookshelves is free to download, with no in-app purchases.

### Is Adopt a Book free?

Adopt a Book is free to download, with no in-app purchases.

### Do SharedBookshelves or Adopt a Book have ads?

Adopt a Book shows ads; SharedBookshelves does not.

### Which is updated more often, SharedBookshelves or Adopt a Book?

SharedBookshelves ships an update every 6 weeks, and Adopt a Book every 2 weeks. Most recently, SharedBookshelves was updated on October 15, 2026 and Adopt a Book on October 11, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*