# 之之 网球 vs AI约球

The clearest difference is in-app purchases: AI约球 at none against 之之 网球's 10. AI约球 also leads on ads (none vs shown). 之之 网球's advantage is device support (3 vs 1). On price, update cadence and iOS requirement there is nothing between them.

Both are free to download. 之之 网球 sells 10 in-app purchases, starting at $2.99 per month. AI约球 asks for nothing beyond the download.

之之 网球 ships an update every 4 days, AI约球 every 6 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 之之 网球 | AI约球 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 6 days |
| Size | 316 MB | 73 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [北京体提科技有限公司](https://appshunter.io/developer/1680431935) | [北京网小动科技有限公司](https://appshunter.io/developer/1649267069) |

## What reviewers say

### 之之 网球

[App page](https://appshunter.io/ios/app/id6760691160)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包月 | $2.99 | per month |
| 连续包季 | $9.99 | per 3 months |
| 连续包年 | $24.99 | per year |
| 126金豆 | $2.99 | one-time |
| 月卡 | $3.99 | one-time |
| 336金豆 | $6.99 | one-time |
| 季卡 | $9.99 | one-time |
| 686金豆 | $14.99 | one-time |
| 年卡 | $29.99 | one-time |
| 3486金豆 | $69.99 | one-time |


### AI约球

[App page](https://appshunter.io/ios/app/ai/id6761672767)

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

**In-app purchases:** none


## Frequently asked questions

### Is 之之 网球 free?

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

### Is AI约球 free?

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

### Do 之之 网球 or AI约球 have ads?

之之 网球 shows ads; AI约球 does not.

### Which is updated more often, 之之 网球 or AI约球?

之之 网球 ships an update every 4 days, and AI约球 every 6 days. Most recently, 之之 网球 was updated on October 30, 2026 and AI约球 on October 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.*