# 全国避難所ガイド vs 河川カメラ

The clearest difference is rating: 河川カメラ at 5.0 against 全国避難所ガイド's 3.0. 河川カメラ also leads on update cadence (every 2 weeks vs every 2 months) and review sentiment (24% vs 8%). 全国避難所ガイド's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price, ratings volume and device support there is nothing between them.

Both are free to download. 河川カメラ sells 4 one-off in-app purchases. 全国避難所ガイド asks for nothing beyond the download.

河川カメラ holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 8% of 全国避難所ガイド's written reviews are positive against 24% of 河川カメラ's.

全国避難所ガイド ships an update every 2 months, 河川カメラ every 2 weeks. The most recent releases landed on October 21, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | 全国避難所ガイド | 河川カメラ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/id446063625/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/river/id1566760183/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 8.0% of reviews | **24.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 59 MB | 110 MB |
| Requires iOS | **12.1** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [1st Media Corporation](https://appshunter.io/developer/446063628) | [hidehiko aihara](https://appshunter.io/developer/1178520609) |

## What reviewers say

### 全国避難所ガイド

[App page](https://appshunter.io/ios/app/id446063625)

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

**In-app purchases:** none


### 河川カメラ

[App page](https://appshunter.io/ios/app/river/id1566760183)

Access real-time river conditions and weather forecasts across Japan. View over 10,000 river locations on a map and check detailed precipitation, temperature, and snow data. Stay informed about weather changes to prepare for heavy rain and other natural events.

**Highlights:** Real-time river information map, Over 10,000 river locations, Live camera stills of rivers, Automatic and manual data updates, Detailed weather forecasts, Rainfall intensity visualization, Favorite locations

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee (Regular) | $0.49 | one-time |
| 開発者応援 | $1.99 | one-time |
| Coffee (Large) | $1.99 | one-time |
| Cake Set | $5.99 | one-time |


## Frequently asked questions

### Is 全国避難所ガイド free?

全国避難所ガイド is free to download, with no in-app purchases.

### Is 河川カメラ free?

河川カメラ is free to download, with in-app purchases available.

### Which has better reviews, 全国避難所ガイド or 河川カメラ?

河川カメラ is rated higher. 全国避難所ガイド averages 3.0 out of 5 from 2 ratings, while 河川カメラ averages 5.0 from 1 ratings.

### Do 全国避難所ガイド or 河川カメラ have ads?

河川カメラ shows ads; 全国避難所ガイド does not.

### Which is updated more often, 全国避難所ガイド or 河川カメラ?

全国避難所ガイド ships an update every 2 months, and 河川カメラ every 2 weeks. Most recently, 全国避難所ガイド was updated on October 21, 2026 and 河川カメラ on October 19, 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.*