# ココダヨ　地震速報・災害情報を通知 位置情報共有・防災アプリ vs 津波

The clearest difference is ads: ココダヨ　地震速報・災害情報を通知 位置情報共有・防災アプリ at none against 津波's shown. ココダヨ　地震速報・災害情報を通知 位置情報共有・防災アプリ also leads on review sentiment (29% vs 0%) and update cadence (every 3 weeks vs every 2 months). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. ココダヨ　地震速報・災害情報を通知 位置情報共有・防災アプリ sells 8 in-app purchases, starting at $1.99 per month and 津波 sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ココダヨ　地震速報・災害情報を通知 位置情報共有・防災アプリ ships an update every 3 weeks, 津波 every 2 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | ココダヨ　地震速報・災害情報を通知 位置情報共有・防災アプリ | 津波 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **29.4% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 108 MB | 84 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [GENETEC CORPORATION](https://appshunter.io/developer/694545356) | [hidehiko aihara](https://appshunter.io/developer/1178520609) |

## What reviewers say

### ココダヨ　地震速報・災害情報を通知 位置情報共有・防災アプリ

[App page](https://appshunter.io/ios/app/id1156813708)

This app provides real-time earthquake and disaster alerts, along with location sharing and safety confirmation features for families. It helps users check on loved ones during emergencies and offers peace of mind for everyday monitoring.

**Highlights:** Real-time earthquake and disaster alerts, Family location sharing, Safety confirmation for loved ones, Emergency earthquake alerts linked to Japan Meteorological Agency, Location privacy settings, Disaster message board chat function, Crime alert notifications

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 2人プラン：自然災害 | $1.99 | per month |
| 4人プラン：自然災害 | $2.99 | per month |
| 2人プラン：自然災害＋不審者情報 | $2.99 | per month |
| 4人プラン：自然災害＋不審者情報 | $3.99 | per month |
| 6人プラン：自然災害 | $3.99 | per month |
| 8人プラン：自然災害 | $4.99 | per month |
| 6人プラン：自然災害＋不審者情報 | $5.99 | per month |
| 8人プラン：自然災害＋不審者情報 | $7.99 | per month |


### 津波

[App page](https://appshunter.io/ios/app/tsunami/id1615362492)

This app displays tsunami observation data and seismic intensity information. It provides details about earthquakes, including time, epicenter, intensity, and magnitude. It also shows tsunami observation data.

**Highlights:** Tsunami observation data, Seismic intensity information, Earthquake details (time, epicenter, magnitude), Real-time updates, User feedback integration

**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 ココダヨ　地震速報・災害情報を通知 位置情報共有・防災アプリ free?

ココダヨ　地震速報・災害情報を通知 位置情報共有・防災アプリ is free to download, with in-app purchases available.

### Is 津波 free?

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

### Do ココダヨ　地震速報・災害情報を通知 位置情報共有・防災アプリ or 津波 have ads?

津波 shows ads; ココダヨ　地震速報・災害情報を通知 位置情報共有・防災アプリ does not.

### Which is updated more often, ココダヨ　地震速報・災害情報を通知 位置情報共有・防災アプリ or 津波?

ココダヨ　地震速報・災害情報を通知 位置情報共有・防災アプリ ships an update every 3 weeks, and 津波 every 2 months. Most recently, ココダヨ　地震速報・災害情報を通知 位置情報共有・防災アプリ was updated on November 6, 2026 and 津波 on November 3, 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.*