# 行動水情 vs Raining Bell

The clearest difference is update cadence: 行動水情 at every 11 days against Raining Bell's monthly. 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.

行動水情 ships an update every 11 days, Raining Bell monthly. The most recent releases landed on September 23, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 行動水情 | Raining Bell |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/raining-bell/id1519965957/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Monthly |
| Monetization | — | Free |
| Size | 109 MB | 10 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [SanChuanCloud](https://appshunter.io/developer/1761292478) | [ThinkYes Technology Co., Ltd.](https://appshunter.io/developer/1485389027) |

## What reviewers say

### 行動水情

[App page](https://appshunter.io/ios/app/id487536302)

**Features:** Vision Pro support

**In-app purchases:** none


### Raining Bell

[App page](https://appshunter.io/ios/app/raining-bell/id1519965957)

This app provides advanced weather forecasting by integrating real-time radar and satellite data. It offers early warnings for rainfall and potential disasters up to three hours in advance, with personalized alerts and a smart voice assistant for natural language interaction.

**Highlights:** Real-time radar monitoring, Satellite data integration, Rainfall prediction up to 3 hours, Early warning system, Location-based services, Push notifications, Smart voice assistant

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 行動水情 free?

行動水情 is free to download, with no in-app purchases.

### Is Raining Bell free?

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

### Do 行動水情 or Raining Bell have ads?

Neither 行動水情 nor Raining Bell shows ads.

### Which is updated more often, 行動水情 or Raining Bell?

行動水情 ships an update every 11 days, and Raining Bell monthly. Most recently, 行動水情 was updated on September 23, 2026 and Raining Bell on September 21, 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.*