# 気象天気図 vs 天気図

The clearest difference is in-app purchases: 気象天気図 at none against 天気図's 4. 気象天気図 also leads on review sentiment (81% vs 50%). 天気図's advantage is iOS requirement (15.6 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 天気図 sells 4 one-off in-app purchases. 気象天気図 asks for nothing beyond the download.

気象天気図 ships an update every 3 weeks, 天気図 monthly. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 気象天気図 | 天気図 |
| --- | --- | --- |
| 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** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 14 MB | 63 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mets R&D Center](https://appshunter.io/developer/393725712) | [hidehiko aihara](https://appshunter.io/developer/1178520609) |

## What reviewers say

### 気象天気図

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

**Features:** Vision Pro support

**In-app purchases:** none


### 天気図

[App page](https://appshunter.io/ios/app/weather-chart/id1605506776)

View weather charts for the past 3 days and up to 48 hours into the future. This application utilizes weather maps from the Japan Meteorological Agency to display various regional and high-altitude analyses and forecasts.

**Highlights:** Past 3-day weather charts, 48-hour weather forecasts, Regional weather maps, High-altitude analysis charts, Japan Meteorological Agency data

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee (Regular) | $0.49 | one-time |
| アプリケーション開発者への応援募金 | $1.99 | one-time |
| Coffee (Large) | $1.99 | one-time |
| Cake Set | $5.99 | one-time |


## 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 天気図 free?

天気図 is free to download, with in-app purchases available.

### Do 気象天気図 or 天気図 have ads?

Both 気象天気図 and 天気図 show ads.

### Which is updated more often, 気象天気図 or 天気図?

気象天気図 ships an update every 3 weeks, and 天気図 monthly. Most recently, 気象天気図 was updated on October 27, 2026 and 天気図 on October 25, 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.*