# 檸檬樹 vs MOJiTest

The clearest difference is rating: 檸檬樹 at 5.0 against MOJiTest's 4.5. 檸檬樹 also leads on in-app purchases (none vs 17). MOJiTest's advantage is update cadence (every 9 days vs every 15 months) and ratings volume (456 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. MOJiTest sells 15 one-off in-app purchases. 檸檬樹 asks for nothing beyond the download.

檸檬樹 holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: MOJiTest has 456 ratings behind it against 1, so its average is the more settled of the two.

檸檬樹 ships an update every 15 months, MOJiTest every 9 days. The most recent releases landed on June 25, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 檸檬樹 | MOJiTest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1021464142/reviews)** | [4.5 (456 ratings)](https://appshunter.io/ios/app/mojitest/id1258480187/reviews) |
| Number of ratings | 1 | **456** |
| Positive reviews | — | 50.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 9 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 70 MB | 185 MB |
| Requires iOS | **12.0** | 13 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Darcherng Duh](https://appshunter.io/developer/394837303) | [MOJiTekku Co.,Ltd.](https://appshunter.io/developer/1745669086) |

## What reviewers say

### 檸檬樹

[App page](https://appshunter.io/ios/app/id1021464142)

This app guides users through intermediate Japanese language learning, focusing on grammar, conversation, and vocabulary. It offers interactive exercises, native speaker audio, and adjustable learning modes for a comprehensive study experience.

**Highlights:** Grammar and conversation lessons, Vocabulary training and quizzes, Native speaker audio, Adjustable reading modes, Speech speed control, Search and bookmarking functions

**In-app purchases:** none


### MOJiTest

[App page](https://appshunter.io/ios/app/mojitest/id1258480187)

This app is a dedicated platform for Japanese language proficiency tests, graduate school entrance exams, and college entrance exams. It offers comprehensive vocabulary lists, mock exams with analysis, and personalized study plans to help learners achieve their goals.

**Highlights:** Comprehensive vocabulary lists for all levels, Mock exams with detailed analysis, Personalized study plans based on forgetting curve, Search and photo recognition for quick problem solving, Immersive self-study mode with community features, Error tracking and note-taking for focused review

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

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 机能风小组件皮肤（2套） | $0.99 | one-time |
| 400 Mo币 | $0.99 | one-time |
| 高考 Pro | $2.99 | one-time |
| JLPT N4词汇完整版 | $3.99 | one-time |
| JLPT N5词汇完整版 | $3.99 | one-time |
| 绿宝书N3N4N5 | $3.99 | one-time |
| JLPT N1词汇完整版 | $4.99 | one-time |
| JLPT N2词汇完整版 | $4.99 | one-time |
| JLPT N3词汇完整版 | $4.99 | one-time |
| 绿宝书N1N2 | $6.99 | one-time |
| 考研套餐 | $7.99 | one-time |
| 绿宝书 | $7.99 | one-time |
| 高考套餐 | $9.99 | one-time |
| JLPT套餐 | $12.99 | one-time |
| JLPT全套 | $12.99 | one-time |

**What reviewers like**

- 📚 Comprehensive JLPT test resources and materials
- ✍️ Effective word learning with detailed explanations
- 📖 Includes example sentences and movie clips
- 🎯 Well-designed review mechanism for vocabulary retention
- 👍 User-friendly interface and design

**What reviewers complain about**

- 🐛 Frequent crashes and crashes when opening certain words
- ⏱️ Slow network performance and connectivity issues
- 🔊 Incorrect or inconsistent pronunciation recordings
- ❌ Misleading product descriptions (Red Book dictionary)
- 🎯 Confusing multiple-choice options with similar meanings

**Reported bugs**

- App crashes when opening word definitions
- Crashes when opening word books
- Crashes on schedule button click
- Crashes during data backup on iPhone
- Crashes after recent app updates

**Requested features**

- Ability to limit number of words per review session
- Playlist/auto-play function for daily new words
- Forvo real human pronunciation instead of synthetic voices
- Ability to shuffle word order during study
- Custom word list creation and editing


## Frequently asked questions

### Is 檸檬樹 free?

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

### Is MOJiTest free?

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

### Which has better reviews, 檸檬樹 or MOJiTest?

檸檬樹 is rated higher. 檸檬樹 averages 5.0 out of 5 from 1 ratings, while MOJiTest averages 4.5 from 456 ratings.

### Do 檸檬樹 or MOJiTest have ads?

Neither 檸檬樹 nor MOJiTest shows ads.

### Which is updated more often, 檸檬樹 or MOJiTest?

檸檬樹 ships an update every 15 months, and MOJiTest every 9 days. Most recently, 檸檬樹 was updated on June 25, 2026 and MOJiTest on September 23, 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.*