# AR地图控 vs 地震预警

The clearest difference is in-app purchases: AR地图控 at none against 地震预警's 3. AR地图控 also leads on iOS requirement (11.0 vs 15.6). 地震预警's advantage is update cadence (every 6 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. 地震预警 sells 3 in-app purchases, starting at $0.99 per 7 days. AR地图控 asks for nothing beyond the download.

AR地图控 ships an update every 3 weeks, 地震预警 every 6 days. Both last shipped on October 2, 2026.

## The numbers

| Metric | AR地图控 | 地震预警 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Size | 2.7 GB | 37 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [秀红 于](https://appshunter.io/developer/1449441031) | [雪梅 白](https://appshunter.io/developer/1612574282) |

## What reviewers say

### AR地图控

[App page](https://appshunter.io/ios/app/ar/id1484310764)

**Features:** macOS Compatibility

**In-app purchases:** none


### 地震预警

[App page](https://appshunter.io/ios/app/id6744721785)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 地震预警倒计时警报周订阅 | $0.99 | per 7 days |
| 地震预警倒计时警报月订阅 | $2.99 | per month |
| 地震预警倒计时警报年订阅 | $19.99 | per year |


## Frequently asked questions

### Is AR地图控 free?

AR地图控 is free to download, with no in-app purchases.

### Is 地震预警 free?

地震预警 is free to download, with in-app purchases available.

### Do AR地图控 or 地震预警 have ads?

Neither AR地图控 nor 地震预警 shows ads.

### Which is updated more often, AR地图控 or 地震预警?

AR地图控 ships an update every 3 weeks, and 地震预警 every 6 days. Most recently, AR地图控 was updated on October 2, 2026 and 地震预警 on October 2, 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.*