# 북카페인 vs 책수증

The clearest difference is update cadence: 책수증 at every 2 weeks against 북카페인's every 5 months. 북카페인's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On ads and in-app purchases there is nothing between them.

북카페인 ships an update every 5 months, 책수증 every 2 weeks. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 북카페인 | 책수증 |
| --- | --- | --- |
| Price | **Free** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Size | 119 MB | 2 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [JINSEONG MOK](https://appshunter.io/developer/1796096337) | [YUJIN JEON](https://appshunter.io/developer/1849678227) |

## What reviewers say

### 북카페인

[App page](https://appshunter.io/ios/app/bookcaffeine/id6741890339)

**Features:** macOS Compatibility

**In-app purchases:** none


### 책수증

[App page](https://appshunter.io/ios/app/id6796149484)

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

**In-app purchases:** none


## Frequently asked questions

### Is 북카페인 free?

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

### Is 책수증 free?

Pricing for 책수증 is not currently listed on the App Store.

### Do 북카페인 or 책수증 have ads?

Neither 북카페인 nor 책수증 shows ads.

### Which is updated more often, 북카페인 or 책수증?

북카페인 ships an update every 5 months, and 책수증 every 2 weeks. Most recently, 북카페인 was updated on October 5, 2026 and 책수증 on October 7, 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.*