# Celsius Thermometer Plus vs Zynect Sensors

The clearest difference is review sentiment: Zynect Sensors at 100% against Celsius Thermometer Plus's 38%. Zynect Sensors also leads on in-app purchases (none vs 1) and ads (none vs shown). Celsius Thermometer Plus's advantage is rating (4.7 vs 3.7) and ratings volume (54 vs 6). 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. Zynect Sensors asks for nothing beyond the download.

Celsius Thermometer Plus holds the better App Store score, 4.7 against 3.7. That said, the two scores are not equally well evidenced: Celsius Thermometer Plus has 54 ratings behind it against 6, so its average is the more settled of the two. Written reviews complicate that: 38% of Celsius Thermometer Plus's written reviews are positive against 100% of Zynect Sensors'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, Zynect Sensors every 2 months. The most recent releases landed on September 22, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | Celsius Thermometer Plus | Zynect Sensors |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (54 ratings)](https://appshunter.io/ios/app/celsius-thermometer-plus/id537067563/reviews)** | [3.7 (6 ratings)](https://appshunter.io/ios/app/zynect-sensors/id1488219566/reviews) |
| Number of ratings | **54** | 6 |
| Positive reviews | 38.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | Ad-supported | **Free** |
| Size | 11 MB | 61 MB |
| Requires iOS | **13** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SHIGETO TAKAGI](https://appshunter.io/developer/519611619) | [Wicked Device LLC](https://appshunter.io/developer/1242985336) |

## 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 |


### Zynect Sensors

[App page](https://appshunter.io/ios/app/zynect-sensors/id1488219566)

Monitor and configure wireless sensors with custom alerts and historical data viewing. Set up text message notifications for specific contacts. Supports various sensor types for temperature, leaks, and soil moisture.

**Highlights:** Connect to Zynect sensors, Create custom alerts, Share data with share codes, Text message alerts, View historical data graphs, Configure wireless sensors, Offline data logging

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Celsius Thermometer Plus free?

Celsius Thermometer Plus is free to download, with in-app purchases available.

### Is Zynect Sensors free?

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

### Which has better reviews, Celsius Thermometer Plus or Zynect Sensors?

Celsius Thermometer Plus is rated higher. Celsius Thermometer Plus averages 4.7 out of 5 from 54 ratings, while Zynect Sensors averages 3.7 from 6 ratings.

### Do Celsius Thermometer Plus or Zynect Sensors have ads?

Celsius Thermometer Plus shows ads; Zynect Sensors does not.

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

Celsius Thermometer Plus ships an update every 7 months, and Zynect Sensors every 2 months. Most recently, Celsius Thermometer Plus was updated on September 22, 2026 and Zynect Sensors on June 5, 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.*