# 리딩크루 vs 시오리

The clearest difference is in-app purchases: 리딩크루 at none against 시오리's 10. On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. 시오리 sells 10 one-off in-app purchases. 리딩크루 asks for nothing beyond the download.

리딩크루 ships an update every 5 days, 시오리 every 3 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 리딩크루 | 시오리 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6775726577/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 50 MB | 149 MB |
| Requires iOS | **16.2** | 17.3 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Wonseok Jang](https://appshunter.io/developer/6775726579) | [ohttne](https://appshunter.io/developer/6788399225) |

## What reviewers say

### 리딩크루

[App page](https://appshunter.io/ios/app/id6775726577)

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

**In-app purchases:** none


### 시오리

[App page](https://appshunter.io/ios/app/and/id6788732084)

Record your reading progress, favorite quotes, and notes for each book. Create a personal reading feed with features like a sentence scanner, character relationship maps, and a focus timer.  Sync your reading data across devices.

**Highlights:** Organize books by status (reading, finished, want to read), Record quotes, notes, photos, and sticky notes per book, Scan book sentences into text, Create sentence collages with photos, Map character relationships, Track reading habits with logs and timers, Save unfamiliar words to a vocabulary list

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 포근 메모지 테마 | $0.99 | one-time |
| 과일 메모지 테마 | $0.99 | one-time |
| 반짝 메모지 테마 | $0.99 | one-time |
| 도트 메모지 테마 | $0.99 | one-time |
| 도트2 메모지 테마 | $0.99 | one-time |
| 프레임 메모지 테마 | $0.99 | one-time |
| 그라데이션 메모지 테마 | $0.99 | one-time |
| 모양 메모지 테마 | $0.99 | one-time |
| 뽀얀 메모지 테마 | $0.99 | one-time |
| 뮤트 메모지 테마 | $0.99 | one-time |


## Frequently asked questions

### Is 리딩크루 free?

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

### Is 시오리 free?

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

### Do 리딩크루 or 시오리 have ads?

Neither 리딩크루 nor 시오리 shows ads.

### Which is updated more often, 리딩크루 or 시오리?

리딩크루 ships an update every 5 days, and 시오리 every 3 days. Most recently, 리딩크루 was updated on October 31, 2026 and 시오리 on November 5, 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.*