# 気象天気図 vs 雨降りアラート

The clearest difference is review sentiment: 気象天気図 at 81% against 雨降りアラート's 43%. 気象天気図 also leads on update cadence (every 3 weeks vs every 2 months). 雨降りアラート's advantage is ads (none vs shown) and iOS requirement (8.0 vs 17.0). On price, 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.

気象天気図 ships an update every 3 weeks, 雨降りアラート every 2 months. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | 気象天気図 | 雨降りアラート |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id393725709/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | **81.0% of reviews** | 42.9% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 14 MB | 7 MB |
| Requires iOS | 17.0 | **8.0** |
| Devices | iPhone, iPad | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Mets R&D Center](https://appshunter.io/developer/393725712) | [日本気象株式会社](https://appshunter.io/developer/517668176) |

## What reviewers say

### 気象天気図

[App page](https://appshunter.io/ios/app/id393725709)

**Features:** Vision Pro support

**In-app purchases:** none


### 雨降りアラート

[App page](https://appshunter.io/ios/app/id659303313)

Receive timely alerts for approaching rain clouds based on your set locations. View detailed rain cloud radar and pinpoint weather forecasts. Customize notifications and display settings for a personalized weather experience.

**Highlights:** Rain cloud proximity alerts, Rain cloud radar display, Pinpoint weather forecasts, Customizable location settings, Notification customization, Widget support

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

**In-app purchases:** none


## Frequently asked questions

### Is 気象天気図 free?

気象天気図 is free to download, with no in-app purchases.

### Is 雨降りアラート free?

雨降りアラート is free to download, with no in-app purchases.

### Do 気象天気図 or 雨降りアラート have ads?

気象天気図 shows ads; 雨降りアラート does not.

### Which is updated more often, 気象天気図 or 雨降りアラート?

気象天気図 ships an update every 3 weeks, and 雨降りアラート every 2 months. Most recently, 気象天気図 was updated on October 24, 2026 and 雨降りアラート on October 26, 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.*