# AI15 vs 西科姆安防

The clearest difference is iOS requirement: AI15 at 9.0 against 西科姆安防's 12.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

AI15 ships an update every 6 weeks, 西科姆安防 every 2 months. The most recent releases landed on September 17, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | AI15 | 西科姆安防 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Size | 116 MB | 51 MB |
| Requires iOS | **9.0** | 12.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [建辉 王](https://appshunter.io/developer/1134276323) | [西科姆(中国)有限公司](https://appshunter.io/developer/1524240507) |

## What reviewers say

### AI15

[App page](https://appshunter.io/ios/app/ai15/id1490664469)

**Features:** macOS Compatibility

**In-app purchases:** none


### 西科姆安防

[App page](https://appshunter.io/ios/app/id6443444124)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AI15 free?

AI15 is free to download, with no in-app purchases.

### Is 西科姆安防 free?

西科姆安防 is free to download, with no in-app purchases.

### Do AI15 or 西科姆安防 have ads?

Neither AI15 nor 西科姆安防 shows ads.

### Which is updated more often, AI15 or 西科姆安防?

AI15 ships an update every 6 weeks, and 西科姆安防 every 2 months. Most recently, AI15 was updated on September 17, 2026 and 西科姆安防 on September 15, 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.*