# 라잇북 vs 쌓음

The clearest difference is ads: 라잇북 at none against 쌓음's shown. 라잇북 also leads on device support (3 vs 1). 쌓음's advantage is update cadence (every 2 days vs every 5 days). On price, in-app purchases and iOS requirement there is nothing between them.

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

라잇북 ships an update every 5 days, 쌓음 every 2 days. The most recent releases landed on October 22, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 라잇북 | 쌓음 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 days | **Every 2 days** |
| Size | 31 MB | 82 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [yongho jung](https://appshunter.io/developer/1815107074) | [DaeMyeong Lee](https://appshunter.io/developer/1537291429) |

## What reviewers say

### 라잇북

[App page](https://appshunter.io/ios/app/id6760811236)

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

**In-app purchases:** none


### 쌓음

[App page](https://appshunter.io/ios/app/id6774996607)

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

**In-app purchases:** none


## Frequently asked questions

### Is 라잇북 free?

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

### Is 쌓음 free?

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

### Do 라잇북 or 쌓음 have ads?

쌓음 shows ads; 라잇북 does not.

### Which is updated more often, 라잇북 or 쌓음?

라잇북 ships an update every 5 days, and 쌓음 every 2 days. Most recently, 라잇북 was updated on October 22, 2026 and 쌓음 on October 25, 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.*