# 网球班 vs Ball Machine

The clearest difference is in-app purchases: Ball Machine at none against 网球班's 10. Ball Machine also leads on iOS requirement (9.0 vs 12.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 网球班 sells 10 one-off in-app purchases. Ball Machine asks for nothing beyond the download.

网球班 ships an update every 3 weeks, Ball Machine monthly. The most recent releases landed on October 3, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | 网球班 | Ball Machine |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 59 MB | 24 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Wuxi JAYI Tennis Info-Technology Co.,Ltd.](https://appshunter.io/developer/1171378798) | [Shanghai Jingwang Sporting Goods Co., Ltd.](https://appshunter.io/developer/1615531110) |

## What reviewers say

### 网球班

[App page](https://appshunter.io/ios/app/id1171378799)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TG网球体能素质课程：拉伸与康复 会员价 | $9.99 | one-time |
| TG网球体能素质课程：协调性与平衡性 会员价 | $9.99 | one-time |
| TG网球体能素质课程：拉伸与康复 原价 | $14.99 | one-time |
| TG网球体能素质课程：活动性 会员价 | $14.99 | one-time |
| TG网球体能素质课程：协调性与平衡性 原价 | $14.99 | one-time |
| TG网球体能素质课程：活动性  原价 | $19.99 | one-time |
| TG网球体能素质课程：体能热身 会员价 | $29.99 | one-time |
| TG网球体能素质课程：体能热身 原价 | $39.99 | one-time |
| 德国导师教你做体测：少儿网球机能37项 会员价 | $39.99 | one-time |
| 德国导师教你做体测：少儿网球机能37项 原价 | $59.99 | one-time |


### Ball Machine

[App page](https://appshunter.io/ios/app/ball-machine/id1671758278)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 网球班 free?

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

### Is Ball Machine free?

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

### Do 网球班 or Ball Machine have ads?

Neither 网球班 nor Ball Machine shows ads.

### Which is updated more often, 网球班 or Ball Machine?

网球班 ships an update every 3 weeks, and Ball Machine monthly. Most recently, 网球班 was updated on October 3, 2026 and Ball Machine on October 4, 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.*