# 地震预警 vs 大谷云

The clearest difference is rating: 地震预警 at 4.5 against 大谷云's 1.0. 地震预警 also leads on ratings volume (36 vs 1). 大谷云's advantage is in-app purchases (none vs 5) and update cadence (every 2 weeks vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 地震预警 sells 5 in-app purchases, starting at $0.99 per month. 大谷云 asks for nothing beyond the download.

地震预警 holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: 地震预警 has 36 ratings behind it against 1, so its average is the more settled of the two.

地震预警 ships an update every 5 weeks, 大谷云 every 2 weeks. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 地震预警 | 大谷云 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (36 ratings)](https://appshunter.io/ios/app/app/id6474966090/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/id6479873562/reviews) |
| Number of ratings | **36** | 1 |
| Positive reviews | 13.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 38 MB | 132 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Fuding Rongfeng Network Technology Co., Ltd.](https://appshunter.io/developer/1361888260) | [SHENZHEN DAGUIOT CO.,LTD](https://appshunter.io/developer/1737371923) |

## What reviewers say

### 地震预警

[App page](https://appshunter.io/ios/app/app/id6474966090)

Get real-time earthquake alerts and comprehensive seismic information from an authoritative source. This app provides instant notifications for national seismic events, nearby tremors, and daily earthquake summaries. It also includes educational content on earthquake preparedness and useful emergency tools.

**Highlights:** Real-time earthquake alerts, Nearby tremor notifications, Daily earthquake summaries, Customizable magnitude filtering, Historical seismic data visualization, Earthquake preparedness guides, Emergency tools like compass

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 地震预警月卡订阅会员 | $0.99 | per month |
| 地震预警年卡订阅会员 | $3.99 | per year |
| 地震预警月卡会员 | $0.99 | one-time |
| 地震预警年卡会员 | $3.99 | one-time |
| 地震预警永久会员 | $6.99 | one-time |


### 大谷云

[App page](https://appshunter.io/ios/app/id6479873562)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 地震预警 free?

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

### Is 大谷云 free?

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

### Which has better reviews, 地震预警 or 大谷云?

地震预警 is rated higher. 地震预警 averages 4.5 out of 5 from 36 ratings, while 大谷云 averages 1.0 from 1 ratings.

### Do 地震预警 or 大谷云 have ads?

Both 地震预警 and 大谷云 show ads.

### Which is updated more often, 地震预警 or 大谷云?

地震预警 ships an update every 5 weeks, and 大谷云 every 2 weeks. Most recently, 地震预警 was updated on October 30, 2026 and 大谷云 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.*