# BookSnap vs Reader King

The clearest difference is ads: Reader King at none against BookSnap's shown. BookSnap's advantage is update cadence (every 2 weeks vs every 4 weeks) and iOS requirement (15.0 vs 18.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. BookSnap sells 2 in-app purchases, starting at $4.99 per 7 days and Reader King sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

BookSnap ships an update every 2 weeks, Reader King every 4 weeks. The most recent releases landed on October 25, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | BookSnap | Reader King |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (127 ratings)](https://appshunter.io/ios/app/booksnap-book-value-scanner/id6752848081/reviews)** | — |
| Number of ratings | **127** | — |
| Positive reviews | 85.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 4 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 86 MB | 6 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [S&S VIET NAM COMPANY LIMITED](https://appshunter.io/developer/1772690437) | [lecoo](https://appshunter.io/developer/1630534948) |

## What reviewers say

### BookSnap

[App page](https://appshunter.io/ios/app/booksnap-book-value-scanner/id6752848081)

Easily identify and price your books by scanning their barcodes or taking a photo. Get real-time market value estimates from multiple sources and manage your personal collection. Track value changes and gain insights into your library's worth.

**Highlights:** Smart scanning and recognition, Accurate price estimation, Personal collection management, Real-time market analysis, Value tracking over time, Offline collection access

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $4.99 | per 7 days |
| Premium Yearly | $39.99 | per year |

**What reviewers like**

- 🚀 Fast barcode scanning
- 👍 Accurate price estimates
- 💡 Tracks book prices over time
- 👍 Organized book collection management
- 👍 Helpful for used book sellers

**What reviewers complain about**

- 🐛 Mistakes book titles for other books
- 🔍 Vague price ranges that could be found elsewhere
- 🔍 No option to report errors or cancel subscription

**Reported bugs**

- Mistakes book titles for other books
- No option to cancel subscription

**Requested features**

- Ability to report errors in book identification
- Option to easily cancel subscription


### Reader King

[App page](https://appshunter.io/ios/app/reader-king/id6785942008)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Reader King Enhanced | $0.99 | one-time |


## Frequently asked questions

### Is BookSnap free?

BookSnap is free to download, with in-app purchases available.

### Is Reader King free?

Reader King is free to download, with in-app purchases available.

### Do BookSnap or Reader King have ads?

BookSnap shows ads; Reader King does not.

### Which is updated more often, BookSnap or Reader King?

BookSnap ships an update every 2 weeks, and Reader King every 4 weeks. Most recently, BookSnap was updated on October 25, 2026 and Reader King on October 14, 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.*