# Hygrometer. vs SensorBlue

The clearest difference is rating: SensorBlue at 3.2 against Hygrometer.'s 2.0. SensorBlue also leads on in-app purchases (none vs 1) and ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Hygrometer. sells 1 in-app purchase, starting at $0.49 per 7 days. SensorBlue asks for nothing beyond the download.

SensorBlue holds the better App Store score, 3.2 against 2.0. Both are backed by a comparable volume of ratings — 4 and 14 respectively. Written reviews point the same way: 23% of Hygrometer.'s written reviews are positive against 46% of SensorBlue's.

Hygrometer. ships an update every 5 weeks, SensorBlue every 6 weeks. The most recent releases landed on October 9, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Hygrometer. | SensorBlue |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (4 ratings)](https://appshunter.io/ios/app/hygrometer/id953585249/reviews) | **[3.2 (14 ratings)](https://appshunter.io/ios/app/sensorblue/id1480793901/reviews)** |
| Number of ratings | 4 | **14** |
| Positive reviews | 22.7% of reviews | **46.5% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 23 MB | 29 MB |
| Requires iOS | 12.4 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [kasra Meshkin](https://appshunter.io/developer/970805888) | [苏华 赵](https://appshunter.io/developer/1480793900) |

## What reviewers say

### Hygrometer.

[App page](https://appshunter.io/ios/app/hygrometer/id953585249)

This app displays the humidity at your current location with a simple, quick, and effective interface. A subscription unlocks advanced features like weather forecasts, wind speed, UV index, and sunrise/sunset times. Requires an internet connection to function.

**Highlights:** Current humidity display, Weather forecast access, Wind speed data, UV index, Barometer readings, Sunrise/sunset times

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Access | $0.49 | per 7 days |


### SensorBlue

[App page](https://appshunter.io/ios/app/sensorblue/id1480793901)

Easily monitor temperature and humidity conditions affecting your belongings. Pair the app with a compatible sensor to view real-time environmental status. Export historical data for analysis.

**Highlights:** Real-time temp and humidity monitoring, Easy sensor pairing, Support for over 100 devices, Data export to CSV, 10-minute data recording interval

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy setup and connection
- 📈 Accurate readings
- 💰 Good value for money
- 🏠 Useful for home monitoring
- 💡 Calibration feature available

**What reviewers complain about**

- 🐛 App crashes frequently
- 📉 Logging feature unreliable
- ⏳ Slow synchronization
- ❌ Notifications not working reliably
- 📊 Graph display issues

**Reported bugs**

- App stopped working, garbage readouts
- Calibration does not work
- Sensor freezes and stops reporting
- Unable to reset after data import
- Sensor fails to log data

**Requested features**

- Support for shortcuts/Siri
- Widget for home screen
- iPad version of the app
- Russian language support
- Absolute Humidity calculation


## Frequently asked questions

### Is Hygrometer. free?

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

### Is SensorBlue free?

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

### Which has better reviews, Hygrometer. or SensorBlue?

SensorBlue is rated higher. Hygrometer. averages 2.0 out of 5 from 4 ratings, while SensorBlue averages 3.2 from 14 ratings.

### Do Hygrometer. or SensorBlue have ads?

Hygrometer. shows ads; SensorBlue does not.

### Which is updated more often, Hygrometer. or SensorBlue?

Hygrometer. ships an update every 5 weeks, and SensorBlue every 6 weeks. Most recently, Hygrometer. was updated on October 9, 2026 and SensorBlue on October 12, 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.*