# SensorBlue vs Gustline

The clearest difference is iOS requirement: SensorBlue at 12.0 against Gustline's 15.1. 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.

## The numbers

| Metric | SensorBlue | Gustline |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (14 ratings)](https://appshunter.io/ios/app/sensorblue/id1480793901/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 46.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Monetization | Free | — |
| Size | 29 MB | 66 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [苏华 赵](https://appshunter.io/developer/1480793900) | [Joel Askling](https://appshunter.io/developer/1850121338) |

## What reviewers say

### 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


### Gustline

[App page](https://appshunter.io/ios/app/gustline/id6801139581)

**In-app purchases:** none


## Frequently asked questions

### Is SensorBlue free?

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

### Is Gustline free?

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

### Do SensorBlue or Gustline have ads?

Neither SensorBlue nor Gustline shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*