# MyObservatory vs 预警12379

The clearest difference is review sentiment: MyObservatory at 40% against 预警12379's 14%. MyObservatory also leads on device support (4 vs 2). 预警12379's advantage is iOS requirement (12.0 vs 15.0). 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.

MyObservatory ships an update monthly, 预警12379 every 2 months. The most recent releases landed on November 10, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | MyObservatory | 预警12379 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (32 ratings)](https://appshunter.io/ios/app/myobservatory/id361319719/reviews)** | — |
| Number of ratings | **32** | — |
| Positive reviews | **39.8% of reviews** | 13.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | Free |
| Size | 253 MB | 21 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Hong Kong Observatory](https://appshunter.io/developer/355216376) | [国家预警信息发布中心](https://appshunter.io/developer/1253854357) |

## What reviewers say

### MyObservatory

[App page](https://appshunter.io/ios/app/myobservatory/id361319719)

Access real-time weather data, including temperature, humidity, and wind conditions. View weather photos from nearby stations and receive timely updates on rainfall. Get alerts for weather warnings and special tips.

**Highlights:** Current weather conditions, Weather photos from stations, Rainfall data updates, Weather warning notifications, Location-based rain forecast, Customizable location settings

**Features:** Apple Wallet, Apple Watch app, Vision Pro support

**In-app purchases:** none


### 预警12379

[App page](https://appshunter.io/ios/app/12379/id1183160006)

This app provides timely alerts for various emergencies, including natural disasters, accidents, public health crises, and social security incidents. It also offers real-time monitoring data, weather forecasts, and news on breaking events to safeguard your life and property.

**Highlights:** Emergency alert notifications, Natural disaster warnings, Public health event alerts, Accident and social security alerts, Real-time monitoring data, Weather forecasts, Breaking news updates

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

**In-app purchases:** none


## Frequently asked questions

### Is MyObservatory free?

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

### Is 预警12379 free?

预警12379 is free to download, with no in-app purchases.

### Do MyObservatory or 预警12379 have ads?

Neither MyObservatory nor 预警12379 shows ads.

### Which is updated more often, MyObservatory or 预警12379?

MyObservatory ships an update monthly, and 预警12379 every 2 months. Most recently, MyObservatory was updated on November 10, 2026 and 预警12379 on November 11, 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.*