# 북메이트 Bookmate vs 시오리

The clearest difference is in-app purchases: 북메이트 Bookmate at none against 시오리's 10. 시오리's advantage is iOS requirement (17.3 vs 26.2). 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. 북메이트 Bookmate asks for nothing beyond the download.

북메이트 Bookmate ships an update weekly, 시오리 every 3 days. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 북메이트 Bookmate | 시오리 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | **Free** | Freemium |
| Size | 37 MB | 149 MB |
| Requires iOS | 26.2 | **17.3** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [chaerim han](https://appshunter.io/developer/6785902756) | [ohttne](https://appshunter.io/developer/6788399225) |

## What reviewers say

### 북메이트 Bookmate

[App page](https://appshunter.io/ios/app/bookmate/id6785902754)

This app helps you manage your reading by allowing you to search for unknown words encountered while reading, save them by book, and record notes, quotes, and reviews. You can also track your reading progress and explore other users' bookshelves.

**Highlights:** Instant word search while reading, Save and organize words by book, Track reading progress, Record book-specific notes and quotes, Write and view book reviews, Explore other users' bookshelves, Customizable app themes

**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 북메이트 Bookmate free?

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

### Is 시오리 free?

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

### Do 북메이트 Bookmate or 시오리 have ads?

Neither 북메이트 Bookmate nor 시오리 shows ads.

### Which is updated more often, 북메이트 Bookmate or 시오리?

북메이트 Bookmate ships an update weekly, and 시오리 every 3 days. Most recently, 북메이트 Bookmate was updated on October 24, 2026 and 시오리 on October 27, 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.*