# HeatSafe vs Hygrometer

The clearest difference is in-app purchases: Hygrometer at none against HeatSafe's 7. HeatSafe's advantage is iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. HeatSafe sells 7 in-app purchases, starting at $4.99 per month. Hygrometer asks for nothing beyond the download.

## The numbers

| Metric | HeatSafe | Hygrometer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/hygrometer-humidity-meter/id6795464345/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | — |
| Monetization | — | Free |
| Size | 39 MB | 4 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [MATTHEW ALEXANDER,NASH MCMURTREY](https://appshunter.io/developer/1884998540) | [Pixelated Development](https://appshunter.io/developer/389737341) |

## What reviewers say

### HeatSafe

[App page](https://appshunter.io/ios/app/heatsafe/id6794441377)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HeatSafe Single Premium | $4.99 | per month |
| HeatSafe Company Sub - 5 Users | $9.99 | per month |
| HeatSafe - Coach Portal | $9.99 | per month |
| Company HeatSafe - 10 Users | $17.99 | per month |
| HeatSafe Company 20 Users | $29.99 | per month |
| HeatSafe Company 50 Users | $59.99 | per month |
| HeatSafe Company 100 Users | $99.99 | per month |


### Hygrometer

[App page](https://appshunter.io/ios/app/hygrometer-humidity-meter/id6795464345)

This app helps you monitor and prevent mold and condensation by calculating surface humidity, not just room humidity. It provides real-time alerts based on surface temperature and outdoor weather forecasts, and advises on optimal times to ventilate your home.

**Highlights:** Surface humidity calculation, Mold and condensation risk alerts, Dynamic humidity limits based on forecast, Ventilation advice (driest hour), HomeKit sensor integration, Manual data input, Outdoor weather data display

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

**In-app purchases:** none


## Frequently asked questions

### Is HeatSafe free?

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

### Is Hygrometer free?

Hygrometer is free to download, with no in-app purchases.

### Do HeatSafe or Hygrometer have ads?

Neither HeatSafe nor Hygrometer shows ads.

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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.*