# TESL 모바일 vs 퍼펙트영단어

The clearest difference is in-app purchases: 퍼펙트영단어 at none against TESL 모바일's 10. 퍼펙트영단어 also leads on update cadence (every 4 days vs every 5 weeks). TESL 모바일's advantage is iOS requirement (13.0 vs 17.6). On price, ads and device support there is nothing between them.

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

TESL 모바일 ships an update every 5 weeks, 퍼펙트영단어 every 4 days. The most recent releases landed on October 19, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | TESL 모바일 | 퍼펙트영단어 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 days** |
| Monetization | Free | — |
| Size | 5 MB | 33 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [EMC교육평가원](https://appshunter.io/developer/1401171813) | [Kiyong Kim](https://appshunter.io/developer/1216526596) |

## 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 |


### 퍼펙트영단어

[App page](https://appshunter.io/ios/app/id6761327914)

**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 퍼펙트영단어 free?

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

### Do TESL 모바일 or 퍼펙트영단어 have ads?

Neither TESL 모바일 nor 퍼펙트영단어 shows ads.

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

TESL 모바일 ships an update every 5 weeks, and 퍼펙트영단어 every 4 days. Most recently, TESL 모바일 was updated on October 19, 2026 and 퍼펙트영단어 on October 31, 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.*