# 地震预警 vs 济南地铁助手

The clearest difference is price: 地震预警 at Free against 济南地铁助手's $0.99. 地震预警 also leads on ads (none vs shown) and iOS requirement (14 vs 16.6). 济南地铁助手's advantage is update cadence (every 3 days vs every 6 weeks). On in-app purchases and device support there is nothing between them.

地震预警 is free to download; 济南地铁助手 costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

地震预警 ships an update every 6 weeks, 济南地铁助手 every 3 days. The most recent releases landed on October 7, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | 地震预警 | 济南地铁助手 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 19 MB | 35 MB |
| Requires iOS | **14** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [健 陈](https://appshunter.io/developer/1129782902) | [乐祥 胡](https://appshunter.io/developer/1572365721) |

## What reviewers say

### 地震预警

[App page](https://appshunter.io/ios/app/id6476338031)

Get timely updates on earthquake information and the latest seismic activity. This utility app supports a dark mode for a clean and enhanced user experience across all supported platforms.

**Highlights:** Real-time earthquake information, Latest seismic activity updates, Dark mode support, Cross-platform compatibility, Clean user interface

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

**In-app purchases:** none


### 济南地铁助手

[App page](https://appshunter.io/ios/app/id6736646083)

**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 no in-app purchases.

### Is 济南地铁助手 free?

济南地铁助手 costs $0.99, with no in-app purchases.

### Do 地震预警 or 济南地铁助手 have ads?

济南地铁助手 shows ads; 地震预警 does not.

### Which is updated more often, 地震预警 or 济南地铁助手?

地震预警 ships an update every 6 weeks, and 济南地铁助手 every 3 days. Most recently, 地震预警 was updated on October 7, 2026 and 济南地铁助手 on October 12, 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.*