# Tsunami vs Hazard Intelligence

The clearest difference is in-app purchases: Hazard Intelligence at none against Tsunami's 2. Tsunami's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price and ads there is nothing between them.

Both are free to download. Tsunami sells 2 in-app purchases, starting at $1.99 per month. Hazard Intelligence asks for nothing beyond the download.

## The numbers

| Metric | Tsunami | Hazard Intelligence |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tsunami-watch/id6757628320/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Subscription | — |
| Size | 54 MB | 8 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Dale Boydston](https://appshunter.io/developer/1867964213) | [Data Squid Labs LLC](https://appshunter.io/developer/6776468170) |

## What reviewers say

### Tsunami

[App page](https://appshunter.io/ios/app/tsunami-watch/id6757628320)

Receive instant, life-saving alerts for tsunami warnings, advisories, and watches worldwide. This app provides clear, actionable information from official sources to help coastal residents and travelers stay informed and act quickly during emergencies.

**Highlights:** Real-time push notifications for tsunami alerts, Concise alert details on an easy-to-understand dashboard, Interactive map to visualize threats, Reliable official data aggregation, Privacy-first design with no ads

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Push Notifications | $1.99 | per month |
| 1 Year Push Notifications | $19.99 | per year |


### Hazard Intelligence

[App page](https://appshunter.io/ios/app/hazard-intelligence/id6776468168)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tsunami free?

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

### Is Hazard Intelligence free?

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

### Do Tsunami or Hazard Intelligence have ads?

Neither Tsunami nor Hazard Intelligence shows ads.

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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.*