# 시오리 vs 북로그온

The clearest difference is review sentiment: 시오리 at 100% against 북로그온's 0%. 시오리 also leads on ads (none vs shown). 북로그온's advantage is in-app purchases (none vs 10) and update cadence (daily vs every 3 days). On price, monetization model and device support there is nothing between them.

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

시오리 ships an update every 3 days, 북로그온 daily. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 시오리 | 북로그온 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 days | **Daily** |
| Monetization | Freemium | Freemium |
| Size | 150 MB | 89 MB |
| Requires iOS | 17.3 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ohttne](https://appshunter.io/developer/6788399225) | [Ayeong Noh](https://appshunter.io/developer/6795985500) |

## What reviewers say

### 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 |


### 북로그온

[App page](https://appshunter.io/ios/app/id6795985498)

Record your reading journey with this app. Track books, add notes and highlights, measure reading time, and connect with others through reading groups. Share favorite quotes and manage characters from novels.

**Highlights:** Categorize books (reading, finished, want to read), Add ratings and one-line reviews, Save highlights and notes with page numbers, Automatic text recognition from book photos, Reading timer with lock screen progress, Create and join reading groups, Share quote cards and use home screen widgets

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

**In-app purchases:** none


## Frequently asked questions

### Is 시오리 free?

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

### Is 북로그온 free?

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

### Do 시오리 or 북로그온 have ads?

북로그온 shows ads; 시오리 does not.

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

시오리 ships an update every 3 days, and 북로그온 daily. Most recently, 시오리 was updated on October 25, 2026 and 북로그온 on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*