# Hazardon vs タイドと気象情報

The clearest difference is in-app purchases: Hazardon at none against タイドと気象情報's 4. Hazardon also leads on ads (none vs shown) and review sentiment (21% vs 0%). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. タイドと気象情報 sells 4 in-app purchases, starting at $0.49 per month. Hazardon asks for nothing beyond the download.

Hazardon ships an update every 11 days, タイドと気象情報 fortnightly. The most recent releases landed on September 10, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Hazardon | タイドと気象情報 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (59 ratings)](https://appshunter.io/ios/app/hazardon/id1366092460/reviews)** | — |
| Number of ratings | **59** | — |
| Positive reviews | **21.4% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 11 days** | Fortnightly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 19 MB | 31 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Arcadia, Inc.](https://appshunter.io/developer/382203159) | [Mitsuhiro Shirai](https://appshunter.io/developer/602643484) |

## What reviewers say

### Hazardon

[App page](https://appshunter.io/ios/app/hazardon/id1366092460)

This app provides a map of evacuation shelters nationwide, hazard maps, and notifications from local governments. It offers real-time disaster information and alerts for various natural disasters, including those developed through joint research with Kitakyushu City.

**Highlights:** Nationwide evacuation shelter map, Hazard map display (9 types), Real-time disaster alerts, Push notifications for weather and disaster information, Multilingual support (13 languages), Evacuation shelter status, Road closure information

**Features:** Vision Pro support

**In-app purchases:** none


### タイドと気象情報

[App page](https://appshunter.io/ios/app/surftidex/id1637360116)

This app provides tide graphs, wave information, and weather forecasts for marine sports like surfing and fishing. It displays information in customizable cards, offering detailed insights into tides, weather patterns, and news. Supports widgets and Apple Watch for convenient access.

**Highlights:** Tide graphs and forecasts, Wave and weather information, Customizable information cards, Weather map and nowcasting, Keyword-based news aggregation, Web link saving, Widget and Apple Watch support

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ブロンズ | $0.49 | per month |
| シルバー | $1.99 | per 3 months |
| ゴールド | $2.99 | per 6 months |
| プラチナ | $3.99 | per year |


## Frequently asked questions

### Is Hazardon free?

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

### Is タイドと気象情報 free?

タイドと気象情報 is free to download, with in-app purchases available.

### Do Hazardon or タイドと気象情報 have ads?

タイドと気象情報 shows ads; Hazardon does not.

### Which is updated more often, Hazardon or タイドと気象情報?

Hazardon ships an update every 11 days, and タイドと気象情報 fortnightly. Most recently, Hazardon was updated on September 10, 2026 and タイドと気象情報 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.*