# KNY地震速報 vs Rainy

The clearest difference is in-app purchases: KNY地震速報 at none against Rainy's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Rainy sells 2 in-app purchases, starting at $1.00 per month. KNY地震速報 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | KNY地震速報 | Rainy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (8 ratings)](https://appshunter.io/ios/app/kny/id6503194936/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 56.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Weekly | Weekly |
| Monetization | Ad-supported | — |
| Size | 37 MB | 35 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KNY CORPORATION](https://appshunter.io/developer/467005230) | [Shu-Kai Hu](https://appshunter.io/developer/6777651897) |

## What reviewers say

### KNY地震速報

[App page](https://appshunter.io/ios/app/kny/id6503194936)

This app provides exclusive countdown earthquake alerts, notifying you seconds to tens of seconds before seismic waves arrive. It aims to give you crucial time for disaster preparedness and response.

**Highlights:** Exclusive countdown alerts, Rapid earthquake notification, Pre-warning time for response, Disaster preparedness tool, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Rainy

[App page](https://appshunter.io/ios/app/rainy-clock/id6780500386)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $1.00 | per month |
| One-Time Purchase | $15.00 | one-time |


## Frequently asked questions

### Is KNY地震速報 free?

KNY地震速報 is free to download, with no in-app purchases.

### Is Rainy free?

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

### Do KNY地震速報 or Rainy have ads?

Both KNY地震速報 and Rainy show ads.

### Which is updated more often, KNY地震速報 or Rainy?

KNY地震速報 ships an update weekly, and Rainy weekly. Most recently, KNY地震速報 was updated on October 24, 2026 and Rainy on October 25, 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.*