# Celsius Thermometer Plus vs SensorBlue

The clearest difference is rating: Celsius Thermometer Plus at 4.7 against SensorBlue's 3.2. Celsius Thermometer Plus also leads on ratings volume (54 vs 14). SensorBlue's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Celsius Thermometer Plus sells 1 one-off in-app purchase. SensorBlue asks for nothing beyond the download.

Celsius Thermometer Plus holds the better App Store score, 4.7 against 3.2. Both are backed by a comparable volume of ratings — 54 and 14 respectively. Written reviews complicate that: 38% of Celsius Thermometer Plus's written reviews are positive against 46% of SensorBlue's, so the app with the better star average is not the one people write more warmly about.

Celsius Thermometer Plus ships an update every 7 months, SensorBlue every 6 weeks. The most recent releases landed on October 10, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Celsius Thermometer Plus | SensorBlue |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (54 ratings)](https://appshunter.io/ios/app/celsius-thermometer-plus/id537067563/reviews)** | [3.2 (14 ratings)](https://appshunter.io/ios/app/sensorblue/id1480793901/reviews) |
| Number of ratings | **54** | 14 |
| Positive reviews | 38.5% of reviews | **46.5% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 6 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 11 MB | 29 MB |
| Requires iOS | 13 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SHIGETO TAKAGI](https://appshunter.io/developer/519611619) | [苏华 赵](https://appshunter.io/developer/1480793900) |

## What reviewers say

### Celsius Thermometer Plus

[App page](https://appshunter.io/ios/app/celsius-thermometer-plus/id537067563)

This app measures ambient temperature using GPS and displays it in Celsius, with a converter to Fahrenheit. It also includes a barometer and sunrise/sunset times. Useful for checking outdoor conditions and planning outfits.

**Highlights:** Ambient temperature measurement via GPS, Celsius to Fahrenheit conversion calculator, Barometric pressure sensor function, Sunrise and sunset time display, Temperature badge indicator

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### 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 Celsius Thermometer Plus free?

Celsius Thermometer Plus 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, Celsius Thermometer Plus or SensorBlue?

Celsius Thermometer Plus is rated higher. Celsius Thermometer Plus averages 4.7 out of 5 from 54 ratings, while SensorBlue averages 3.2 from 14 ratings.

### Do Celsius Thermometer Plus or SensorBlue have ads?

Celsius Thermometer Plus shows ads; SensorBlue does not.

### Which is updated more often, Celsius Thermometer Plus or SensorBlue?

Celsius Thermometer Plus ships an update every 7 months, and SensorBlue every 6 weeks. Most recently, Celsius Thermometer Plus was updated on October 10, 2026 and SensorBlue on October 12, 2026.

---

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