# 熱中症予報計 vs Drone Weather Forecast

The clearest difference is in-app purchases: 熱中症予報計 at none against Drone Weather Forecast's 3. Drone Weather Forecast's advantage is ads (none vs shown) and update cadence (every 2 months vs every 5 months). On price and device support there is nothing between them.

Both are free to download. Drone Weather Forecast sells 3 in-app purchases, starting at $3.99 per 7 days. 熱中症予報計 asks for nothing beyond the download.

熱中症予報計 ships an update every 5 months, Drone Weather Forecast every 2 months. The most recent releases landed on November 1, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | 熱中症予報計 | Drone Weather Forecast |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 35.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 2 months** |
| Size | 7 MB | 33 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Takahiro Izaki](https://appshunter.io/developer/511591595) | [Najmudin Cahyono](https://appshunter.io/developer/1852725014) |

## What reviewers say

### 熱中症予報計

[App page](https://appshunter.io/ios/app/id647598956)

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

**In-app purchases:** none


### Drone Weather Forecast

[App page](https://appshunter.io/ios/app/drone-weather-forecast-airmap/id6758935647)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FlyReady Pro Weekly | $3.99 | per 7 days |
| FlyReady Pro Yearly | $24.99 | per year |
| FlyReady Pro Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is 熱中症予報計 free?

熱中症予報計 is free to download, with no in-app purchases.

### Is Drone Weather Forecast free?

Drone Weather Forecast is free to download, with in-app purchases available.

### Do 熱中症予報計 or Drone Weather Forecast have ads?

熱中症予報計 shows ads; Drone Weather Forecast does not.

### Which is updated more often, 熱中症予報計 or Drone Weather Forecast?

熱中症予報計 ships an update every 5 months, and Drone Weather Forecast every 2 months. Most recently, 熱中症予報計 was updated on November 1, 2026 and Drone Weather Forecast on November 9, 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.*