# PREP（プレップ） vs 全国避難所ガイド

The clearest difference is rating: 全国避難所ガイド at 3.0 against PREP（プレップ）'s 2.3. 全国避難所ガイド also leads on in-app purchases (none vs 2) and ads (none vs shown). PREP（プレップ）'s advantage is review sentiment (29% vs 4%) and ratings volume (6 vs 2). 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. 全国避難所ガイド asks for nothing beyond the download.

全国避難所ガイド holds the better App Store score, 3.0 against 2.3. Both are backed by a comparable volume of ratings — 6 and 2 respectively. Written reviews complicate that: 29% of PREP（プレップ）'s written reviews are positive against 4% of 全国避難所ガイド's, so the app with the better star average is not the one people write more warmly about.

PREP（プレップ） ships an update every 6 weeks, 全国避難所ガイド every 2 months. The most recent releases landed on September 23, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | PREP（プレップ） | 全国避難所ガイド |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (6 ratings)](https://appshunter.io/ios/app/prep/id398954883/reviews) | **[3.0 (2 ratings)](https://appshunter.io/ios/app/id446063625/reviews)** |
| Number of ratings | **6** | 2 |
| Positive reviews | **29.1% of reviews** | 4.2% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 90 MB | 59 MB |
| Requires iOS | 15.0 | **12.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RC Solution Co.](https://appshunter.io/developer/398954886) | [1st Media Corporation](https://appshunter.io/developer/446063628) |

## 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 |


### 全国避難所ガイド

[App page](https://appshunter.io/ios/app/id446063625)

**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 全国避難所ガイド free?

全国避難所ガイド is free to download, with no in-app purchases.

### Which has better reviews, PREP（プレップ） or 全国避難所ガイド?

全国避難所ガイド is rated higher. PREP（プレップ） averages 2.3 out of 5 from 6 ratings, while 全国避難所ガイド averages 3.0 from 2 ratings.

### Do PREP（プレップ） or 全国避難所ガイド have ads?

PREP（プレップ） shows ads; 全国避難所ガイド does not.

### Which is updated more often, PREP（プレップ） or 全国避難所ガイド?

PREP（プレップ） ships an update every 6 weeks, and 全国避難所ガイド every 2 months. Most recently, PREP（プレップ） was updated on September 23, 2026 and 全国避難所ガイド on September 22, 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.*