# HAT vs 数字国泰

The clearest difference is update cadence: HAT at every 9 days against 数字国泰's every 3 weeks. HAT also leads on iOS requirement (11.0 vs 15.0). 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.

HAT ships an update every 9 days, 数字国泰 every 3 weeks. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | HAT | 数字国泰 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Size | 118 MB | 144 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [hikvision](https://appshunter.io/developer/1222251068) | [Jiangxi Guotai Limin Information Technology Co., Ltd.](https://appshunter.io/developer/1473081041) |

## What reviewers say

### HAT

[App page](https://appshunter.io/ios/app/hat/id6447845660)

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

**In-app purchases:** none


### 数字国泰

[App page](https://appshunter.io/ios/app/id6702001340)

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

**In-app purchases:** none


## Frequently asked questions

### Is HAT free?

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

### Is 数字国泰 free?

数字国泰 is free to download, with no in-app purchases.

### Do HAT or 数字国泰 have ads?

Neither HAT nor 数字国泰 shows ads.

### Which is updated more often, HAT or 数字国泰?

HAT ships an update every 9 days, and 数字国泰 every 3 weeks. Most recently, HAT was updated on October 16, 2026 and 数字国泰 on October 14, 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.*