# The Seojae vs 시오리

The clearest difference is review sentiment: 시오리 at 100% against The Seojae's 33%. The Seojae's advantage is in-app purchases (none vs 10) and iOS requirement (15.0 vs 17.3). On price, update cadence, ads and device support there is nothing between them.

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

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | The Seojae | 시오리 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | Every 3 days |
| Monetization | **Free** | Freemium |
| Size | 61 MB | 149 MB |
| Requires iOS | **15.0** | 17.3 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [the Seojae](https://appshunter.io/developer/1896724990) | [ohttne](https://appshunter.io/developer/6788399225) |

## What reviewers say

### The Seojae

[App page](https://appshunter.io/ios/app/the-seojae-reading-tracker/id6770218449)

Track your reading habits, time spent, and favorite quotes. Discover readers with similar tastes and join a community to discuss books. Features include daily goals, reading streaks, and personalized book recommendations.

**Highlights:** Track reading time and set daily goals, Shelve books (want to read, reading, finished, paused, dropped), Save and share favorite book quotes, Discover readers with similar tastes, View reading statistics and completion calendar, Personalized daily book recommendations, Join reading circles for shared reading experiences

**Features:** iPhone Duo 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 The Seojae free?

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

### Is 시오리 free?

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

### Do The Seojae or 시오리 have ads?

Neither The Seojae nor 시오리 shows ads.

### Which is updated more often, The Seojae or 시오리?

The Seojae ships an update every 3 days, and 시오리 every 3 days. Most recently, The Seojae was updated on November 7, 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.*