# joygo vs 标日AI课堂：中下

The clearest difference is in-app purchases: joygo at none against 标日AI课堂：中下's 1. joygo also leads on ads (none vs shown) and iOS requirement (7.0 vs 14.0). 标日AI课堂：中下's advantage is update cadence (every 9 days vs every 4 months). On price and device support there is nothing between them.

Both are free to download. 标日AI课堂：中下 sells 1 one-off in-app purchase. joygo asks for nothing beyond the download.

joygo ships an update every 4 months, 标日AI课堂：中下 every 9 days. The most recent releases landed on October 16, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | joygo | 标日AI课堂：中下 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/joygo-database/id608954252/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 74.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 9 days** |
| Monetization | Free | — |
| Size | 229 MB | 61 MB |
| Requires iOS | **7.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [延正 王](https://appshunter.io/developer/499791474) | [盖粦 徐](https://appshunter.io/developer/1724030910) |

## What reviewers say

### joygo

[App page](https://appshunter.io/ios/app/joygo-database/id608954252)

Access a vast collection of over 70,000 game records for a popular strategy game. Study these professional gameplays to enhance your own strategic thinking and improve your skills in the game.

**Highlights:** 70,000+ game records, Professional gameplay analysis, Skill improvement tool, Strategy study resource, Go game database

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

**In-app purchases:** none


### 标日AI课堂：中下

[App page](https://appshunter.io/ios/app/ai/id6738107562)

**Features:** macOS Compatibility

**In-app purchases (1)**

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


## Frequently asked questions

### Is joygo free?

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

### Is 标日AI课堂：中下 free?

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

### Do joygo or 标日AI课堂：中下 have ads?

标日AI课堂：中下 shows ads; joygo does not.

### Which is updated more often, joygo or 标日AI课堂：中下?

joygo ships an update every 4 months, and 标日AI课堂：中下 every 9 days. Most recently, joygo was updated on October 16, 2026 and 标日AI课堂：中下 on September 28, 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.*