# PREP（プレップ） vs かわいい天気予報

The clearest difference is review sentiment: かわいい天気予報 at 100% against PREP（プレップ）'s 29%. かわいい天気予報 also leads on in-app purchases (none vs 2) and ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. PREP（プレップ） sells 2 in-app purchases, starting at $0.99 per month. かわいい天気予報 asks for nothing beyond the download.

PREP（プレップ） ships an update every 6 weeks, かわいい天気予報 monthly. The most recent releases landed on September 28, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | PREP（プレップ） | かわいい天気予報 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (6 ratings)](https://appshunter.io/ios/app/prep/id398954883/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 29.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 90 MB | 25 MB |
| Requires iOS | 15.0 | **6.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RC Solution Co.](https://appshunter.io/developer/398954886) | [Aine LLC.](https://appshunter.io/developer/948262793) |

## What reviewers say

### PREP（プレップ）

[App page](https://appshunter.io/ios/app/prep/id398954883)

This app provides real-time disaster information based on your current location, including alerts for earthquakes, tsunamis, and heavy rain. It helps you plan for disasters by allowing you to set action plans and share information with family members. The app also offers guidance during emergencies to ensure safe actions.

**Highlights:** Real-time disaster information by location, Disaster action planning, Emergency guidance, Family information sharing, Various disaster alerts (earthquake, tsunami, rain, etc.), Precipitation forecast timeline

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PREP Premium Service | $0.99 | per month |
| PREP ファミリーサービス | $3.49 | per month |


### かわいい天気予報

[App page](https://appshunter.io/ios/app/id1108027573)

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

**In-app purchases:** none


## Frequently asked questions

### Is PREP（プレップ） free?

PREP（プレップ） is free to download, with in-app purchases available.

### Is かわいい天気予報 free?

かわいい天気予報 is free to download, with no in-app purchases.

### Do PREP（プレップ） or かわいい天気予報 have ads?

PREP（プレップ） shows ads; かわいい天気予報 does not.

### Which is updated more often, PREP（プレップ） or かわいい天気予報?

PREP（プレップ） ships an update every 6 weeks, and かわいい天気予報 monthly. Most recently, PREP（プレップ） was updated on September 28, 2026 and かわいい天気予報 on September 13, 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.*