# Kalazan vs AI约球

The clearest difference is update cadence: AI约球 at every 5 days against Kalazan's every 4 weeks. Kalazan's advantage is iOS requirement (13.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Kalazan ships an update every 4 weeks, AI约球 every 5 days. The most recent releases landed on October 1, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Kalazan | AI约球 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 5 days** |
| Size | 159 MB | 73 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Beijing Ao Sheng Feng Mei Information Technology Co.,Ltd.](https://appshunter.io/developer/1540055475) | [北京网小动科技有限公司](https://appshunter.io/developer/1649267069) |

## What reviewers say

### Kalazan

[App page](https://appshunter.io/ios/app/kalazan/id1604739654)

**In-app purchases:** none


### AI约球

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

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

**In-app purchases:** none


## Frequently asked questions

### Is Kalazan free?

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

### Is AI约球 free?

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

### Do Kalazan or AI约球 have ads?

Neither Kalazan nor AI约球 shows ads.

### Which is updated more often, Kalazan or AI约球?

Kalazan ships an update every 4 weeks, and AI约球 every 5 days. Most recently, Kalazan was updated on October 1, 2026 and AI约球 on October 24, 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.*