# 이택스북 vs 소전서림

The clearest difference is update cadence: 소전서림 at monthly against 이택스북's every 3 months. 이택스북's advantage is iOS requirement (8.0 vs 15.1). On price, review sentiment, ads and in-app purchases there is nothing between them.

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

이택스북 ships an update every 3 months, 소전서림 monthly. The most recent releases landed on October 14, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 이택스북 | 소전서림 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 10.0% of reviews | **14.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Size | 3 MB | 117 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BYOUNGSOOK KO](https://appshunter.io/developer/975991670) | [WAP C&E Co., LTD](https://appshunter.io/developer/1624817552) |

## What reviewers say

### 이택스북

[App page](https://appshunter.io/ios/app/id975991671)

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

**In-app purchases:** none


### 소전서림

[App page](https://appshunter.io/ios/app/id1624817550)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 이택스북 free?

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

### Is 소전서림 free?

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

### Do 이택스북 or 소전서림 have ads?

Neither 이택스북 nor 소전서림 shows ads.

### Which is updated more often, 이택스북 or 소전서림?

이택스북 ships an update every 3 months, and 소전서림 monthly. Most recently, 이택스북 was updated on October 14, 2026 and 소전서림 on October 30, 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.*