# TESL 모바일 vs Bookle

The clearest difference is review sentiment: Bookle at 100% against TESL 모바일's 17%. Bookle also leads on in-app purchases (none vs 10) and update cadence (fortnightly vs every 5 weeks). TESL 모바일's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 26.2). On price, ads and monetization model there is nothing between them.

Both are free to download. TESL 모바일 sells 10 one-off in-app purchases. Bookle asks for nothing beyond the download.

TESL 모바일 ships an update every 5 weeks, Bookle fortnightly. The most recent releases landed on October 3, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | TESL 모바일 | Bookle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bookle-book-tracker/id6770281457/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 16.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Free | Free |
| Size | 5 MB | 23 MB |
| Requires iOS | **13.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [EMC교육평가원](https://appshunter.io/developer/1401171813) | [Magellan Studio](https://appshunter.io/developer/1864178487) |

## What reviewers say

### TESL 모바일

[App page](https://appshunter.io/ios/app/tesl/id1380583602)

This app supports English learning for students of all ages through vocabulary study, interactive quizzes, and speed games. It offers detailed performance analysis, progress tracking, and opportunities to earn scholarships through various challenges and national competitions.

**Highlights:** Vocabulary learning by grade level, Pronunciation analysis, Quiz games for review, Speed games (OX, spelling, listening), English skill level testing, National word king challenges, School English subject tests, National mobile English competitions

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TESL 재도전권 | $1.99 | one-time |
| SAT 영어시험 1회 사용권 | $1.99 | one-time |
| CAT 영어시험 1회 사용권 | $1.99 | one-time |
| TESL 재도전권 #4 | $3.99 | one-time |
| TESL 재도전권 #5 | $4.99 | one-time |
| SAT 영어시험 3회 사용권 | $4.99 | one-time |
| CAT 영어시험 3회 사용권 | $5.99 | one-time |
| TESL 영어시험 10회 사용권 | $6.99 | one-time |
| SAT 영어시험 5회 사용권 | $6.99 | one-time |
| CAT 영어시험 5회 사용권 | $8.99 | one-time |


### Bookle

[App page](https://appshunter.io/ios/app/bookle-book-tracker/id6770281457)

This app helps parents discover the right English books for their children based on reading level and interests. It allows for easy tracking of reading progress, including re-reads and streaks, to foster a love of reading.

**Highlights:** Discover books by reading level, Personalized recommendations, Scan ISBN to add books, Track reading progress per child, Reading streaks and missions, Manage multiple child profiles, AI-assisted book fit guidance

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

**In-app purchases:** none


## Frequently asked questions

### Is TESL 모바일 free?

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

### Is Bookle free?

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

### Do TESL 모바일 or Bookle have ads?

Neither TESL 모바일 nor Bookle shows ads.

### Which is updated more often, TESL 모바일 or Bookle?

TESL 모바일 ships an update every 5 weeks, and Bookle fortnightly. Most recently, TESL 모바일 was updated on October 3, 2026 and Bookle on October 9, 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.*