# Sorami vs 天気図Viewer

The clearest difference is price: Sorami at Free against 天気図Viewer's $1.99. Sorami also leads on iOS requirement (16.6 vs 18.0). 天気図Viewer's advantage is review sentiment (75% vs 45%) and update cadence (every 5 weeks vs every 4 months). On ads, in-app purchases and device support there is nothing between them.

Sorami is free to download; 天気図Viewer costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Sorami ships an update every 4 months, 天気図Viewer every 5 weeks. The most recent releases landed on September 21, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Sorami | 天気図Viewer |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Positive reviews | 45.0% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 weeks** |
| Monetization | **Free** | Paid |
| Size | 10 MB | 2 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [chinoken](https://appshunter.io/developer/488575841) | [Sakae Ichikawa](https://appshunter.io/developer/1548442585) |

## What reviewers say

### Sorami

[App page](https://appshunter.io/ios/app/sorami-san/id662720462)

This app interprets and displays aviation weather reports (METAR and TAF) for airports across Japan in Japanese. It provides summaries and map views of airport weather, focusing on the latest six hours of data.

**Highlights:** METAR and TAF acquisition, Japanese interpretation of weather data, Airport weather summaries, Map view of airport weather, Displays latest six hours of reports

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

**In-app purchases:** none


### 天気図Viewer

[App page](https://appshunter.io/ios/app/viewer/id1566088405)

Access real-time and forecast weather maps directly from the Japan Meteorological Agency. View various charts, including surface, high-altitude, and numerical forecast maps, with options for printing and zooming. Download maps for offline viewing.

**Highlights:** Access real-time weather maps, View numerical forecast maps, High-altitude weather charts, Print weather maps, Zoom and full-screen display, Download maps for offline use, Wind profiler with GPS integration

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

**In-app purchases:** none


## Frequently asked questions

### Is Sorami free?

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

### Is 天気図Viewer free?

天気図Viewer costs $1.99, with no in-app purchases.

### Do Sorami or 天気図Viewer have ads?

Neither Sorami nor 天気図Viewer shows ads.

### Which is updated more often, Sorami or 天気図Viewer?

Sorami ships an update every 4 months, and 天気図Viewer every 5 weeks. Most recently, Sorami was updated on September 21, 2026 and 天気図Viewer on September 22, 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.*