# Hygrometer vs 湿度計++

The clearest difference is price: 湿度計++ at Free against Hygrometer's $2.99. 湿度計++ also leads on iOS requirement (15.6 vs 26.0). Hygrometer's advantage is ads (none vs shown) and chart position (#155 vs unranked). On update cadence, in-app purchases and device support there is nothing between them.

湿度計++ is free to download; Hygrometer costs $2.99 up front. Hygrometer sells 1 one-off in-app purchase and 湿度計++ sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Hygrometer ships an update every 2 months, 湿度計++ monthly. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Hygrometer | 湿度計++ |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.8 (49 ratings)](https://appshunter.io/ios/app/hygrometer-air-humidity/id716023568/reviews)** | — |
| Number of ratings | **49** | — |
| Positive reviews | 47.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Paid | — |
| Best chart rank | **#155** | — |
| Size | 8 MB | 62 MB |
| Requires iOS | 26.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [LionsApp di Nallbati Elton](https://appshunter.io/developer/432915499) | [hidehiko aihara](https://appshunter.io/developer/1178520609) |

## What reviewers say

### Hygrometer

[App page](https://appshunter.io/ios/app/hygrometer-air-humidity/id716023568)

**Currently charting:** #155 Top Paid · Weather (US App Store)

This app measures outdoor air humidity and provides current weather conditions for your location. It automatically detects your location and displays humidity percentages, local weather, and allows you to search for and save favorite cities.

**Highlights:** Real-time humidity measurement, Automatic place detection, Current weather conditions, Search for cities, Save favorite locations, Intuitive graphics, Easy to use

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hygrometer Pro | $2.99 | one-time |


### 湿度計++

[App page](https://appshunter.io/ios/app/plus-plus/id1633054315)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee (Regular) | $0.49 | one-time |
| アプリケーション開発者への応援募金 | $1.99 | one-time |
| Coffee (Large) | $1.99 | one-time |
| Cake Set | $5.99 | one-time |


## Frequently asked questions

### Is Hygrometer free?

Hygrometer costs $2.99, and also offers in-app purchases.

### Is 湿度計++ free?

湿度計++ is free to download, with in-app purchases available.

### Do Hygrometer or 湿度計++ have ads?

湿度計++ shows ads; Hygrometer does not.

### Which is updated more often, Hygrometer or 湿度計++?

Hygrometer ships an update every 2 months, and 湿度計++ monthly. Most recently, Hygrometer was updated on October 29, 2026 and 湿度計++ on October 27, 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.*