# 标准日本语单词详解 vs 标日AI课堂：初下

The clearest difference is ads: 标准日本语单词详解 at none against 标日AI课堂：初下's shown. 标日AI课堂：初下's advantage is update cadence (every 9 days vs every 2 months) and iOS requirement (14.0 vs 16.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. 标准日本语单词详解 sells 5 one-off in-app purchases and 标日AI课堂：初下 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

标准日本语单词详解 ships an update every 2 months, 标日AI课堂：初下 every 9 days. The most recent releases landed on September 20, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | 标准日本语单词详解 | 标日AI课堂：初下 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (5 ratings)](https://appshunter.io/ios/app/id1337415738/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 9 days** |
| Size | 36 MB | 48 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [绍军 边](https://appshunter.io/developer/1080867904) | [盖粦 徐](https://appshunter.io/developer/1724030910) |

## What reviewers say

### 标准日本语单词详解

[App page](https://appshunter.io/ios/app/id1337415738)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remoe AD | $1.99 | one-time |
| 一个月的VIP会员 | $1.99 | one-time |
| 升级到专业版 | $2.99 | one-time |
| 三个月的VIP会员 | $3.99 | one-time |
| 一年VIP会员 | $9.99 | one-time |


### 标日AI课堂：初下

[App page](https://appshunter.io/ios/app/ai/id6737880430)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 标日AI课堂：初下永久会员 | $2.99 | one-time |


## Frequently asked questions

### Is 标准日本语单词详解 free?

标准日本语单词详解 is free to download, with in-app purchases available.

### Is 标日AI课堂：初下 free?

标日AI课堂：初下 is free to download, with in-app purchases available.

### Do 标准日本语单词详解 or 标日AI课堂：初下 have ads?

标日AI课堂：初下 shows ads; 标准日本语单词详解 does not.

### Which is updated more often, 标准日本语单词详解 or 标日AI课堂：初下?

标准日本语单词详解 ships an update every 2 months, and 标日AI课堂：初下 every 9 days. Most recently, 标准日本语单词详解 was updated on September 20, 2026 and 标日AI课堂：初下 on September 10, 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.*