# 极速日语N4 vs 大日AI课堂：中级

The clearest difference is ads: 极速日语N4 at none against 大日AI课堂：中级's shown. 极速日语N4 also leads on iOS requirement (12.1 vs 14.0). 大日AI课堂：中级's advantage is update cadence (every 3 weeks vs every 2 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. 极速日语N4 sells 1 one-off in-app purchase and 大日AI课堂：中级 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

极速日语N4 ships an update every 2 months, 大日AI课堂：中级 every 3 weeks. The most recent releases landed on September 30, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | 极速日语N4 | 大日AI课堂：中级 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/n4/id998241742/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 64 MB | 73 MB |
| Requires iOS | **12.1** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dalian Realsys Co., Ltd.](https://appshunter.io/developer/528235289) | [盖粦 徐](https://appshunter.io/developer/1724030910) |

## What reviewers say

### 极速日语N4

[App page](https://appshunter.io/ios/app/n4/id998241742)

This app provides structured lessons and practice exercises for Japanese N4 grammar and vocabulary. It includes explanations, example sentences with audio, and various question types to reinforce learning. A dedicated section offers N4 exam preparation with practice questions and reading comprehension passages.

**Highlights:** N4 grammar lessons with explanations and audio, Vocabulary lists categorized for easy memorization, Practice exercises including fill-in-the-blanks and translation, Error tracking and review function, N4 exam preparation with past papers and mock tests, Grammar terminology and conjugation tables

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 极速日语N4 | $5.99 | one-time |


### 大日AI课堂：中级

[App page](https://appshunter.io/ios/app/ai/id6740695857)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 大日AI课堂：中级永久会员 | $3.99 | one-time |


## Frequently asked questions

### Is 极速日语N4 free?

极速日语N4 is free to download, with in-app purchases available.

### Is 大日AI课堂：中级 free?

大日AI课堂：中级 is free to download, with in-app purchases available.

### Do 极速日语N4 or 大日AI课堂：中级 have ads?

大日AI课堂：中级 shows ads; 极速日语N4 does not.

### Which is updated more often, 极速日语N4 or 大日AI课堂：中级?

极速日语N4 ships an update every 2 months, and 大日AI课堂：中级 every 3 weeks. Most recently, 极速日语N4 was updated on September 30, 2026 and 大日AI课堂：中级 on October 6, 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.*