# 熱中症ナビ vs 洗車ベスト！洗車日和を天気で判定

The clearest difference is update cadence: 洗車ベスト！洗車日和を天気で判定 at every 5 days against 熱中症ナビ's every 6 weeks. 洗車ベスト！洗車日和を天気で判定 also leads on review sentiment (100% vs 78%). 熱中症ナビ's advantage is iOS requirement (5.1.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

熱中症ナビ ships an update every 6 weeks, 洗車ベスト！洗車日和を天気で判定 every 5 days. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 熱中症ナビ | 洗車ベスト！洗車日和を天気で判定 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 77.8% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 days** |
| Size | 31 MB | 28 MB |
| Requires iOS | **5.1.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Saraya Co.,Ltd.](https://appshunter.io/developer/651968368) | [Mitsuhiko Takata](https://appshunter.io/developer/1886306021) |

## What reviewers say

### 熱中症ナビ

[App page](https://appshunter.io/ios/app/id651968365)

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

**In-app purchases:** none


### 洗車ベスト！洗車日和を天気で判定

[App page](https://appshunter.io/ios/app/id6760800644)

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

**In-app purchases:** none


## Frequently asked questions

### Is 熱中症ナビ free?

熱中症ナビ is free to download, with no in-app purchases.

### Is 洗車ベスト！洗車日和を天気で判定 free?

洗車ベスト！洗車日和を天気で判定 is free to download, with no in-app purchases.

### Do 熱中症ナビ or 洗車ベスト！洗車日和を天気で判定 have ads?

Neither 熱中症ナビ nor 洗車ベスト！洗車日和を天気で判定 shows ads.

### Which is updated more often, 熱中症ナビ or 洗車ベスト！洗車日和を天気で判定?

熱中症ナビ ships an update every 6 weeks, and 洗車ベスト！洗車日和を天気で判定 every 5 days. Most recently, 熱中症ナビ was updated on October 8, 2026 and 洗車ベスト！洗車日和を天気で判定 on October 24, 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.*