# Celsius Thermometer Plus vs Thermometer++ App

Celsius Thermometer Plus and Thermometer++ App both sit at 4.7 stars, but that hides the real split: 76% of Thermometer++ App's written reviews are positive against 38% of Celsius Thermometer Plus's. Thermometer++ App also leads on update cadence (every 5 weeks vs every 7 months) and ratings volume (7.2K vs 54). Celsius Thermometer Plus's advantage is monetization model (ad-supported vs free with in-app purchases) and iOS requirement (13 vs 17.6). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Celsius Thermometer Plus sells 1 one-off in-app purchase and Thermometer++ App sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for Celsius Thermometer Plus against 4.7 for Thermometer++ App. That said, the two scores are not equally well evidenced: Thermometer++ App has 7.2K ratings behind it against 54, so its average is the more settled of the two. Written reviews are what separate them: 38% of Celsius Thermometer Plus's written reviews are positive against 76% of Thermometer++ App's.

Celsius Thermometer Plus ships an update every 7 months, Thermometer++ App every 5 weeks. Both last shipped on September 22, 2026.

## The numbers

| Metric | Celsius Thermometer Plus | Thermometer++ App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (54 ratings)](https://appshunter.io/ios/app/celsius-thermometer-plus/id537067563/reviews) | [4.7 (7.2K ratings)](https://appshunter.io/ios/app/thermometer-plus-plus-app/id704237014/reviews) |
| Number of ratings | 54 | **7.2K** |
| Positive reviews | 38.5% of reviews | **75.5% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 7 months | **Every 5 weeks** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Best chart rank | — | **#97** |
| Size | 11 MB | 22 MB |
| Requires iOS | **13** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SHIGETO TAKAGI](https://appshunter.io/developer/519611619) | [Viachaslau Tysianchuk](https://appshunter.io/developer/704237017) |

## 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 |


### Thermometer++ App

[App page](https://appshunter.io/ios/app/thermometer-plus-plus-app/id704237014)

**Currently charting:** #97 Top Free · Weather (US App Store)

Transform your device into a precise thermometer. Get real-time outdoor temperature, humidity, pressure, and wind data for your current location. Utilizes AI to combine data from multiple sources for accurate, up-to-the-minute weather information.

**Highlights:** Real-time temperature, humidity, pressure, and wind, Thermometer, barometer, and hygrometer functions, Current location or custom location selection, Celsius and Fahrenheit display, AI-powered weather predictions, Minimalistic data display

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Version, Monthly | $0.99 | per month |
| Premium Version, Yearly | $2.99 | per year |
| Premium Version, Lifetime | $4.99 | one-time |

**What reviewers like**

- 🚀 Accurate temperature readings
- 👍 Simple and easy to use
- 🔍 Provides humidity information
- 🌍 Works well in different locations

**What reviewers complain about**

- 🐛 Inconsistent temperature readings
- 🗺️ Inaccurate location detection
- 🔌 Doesn't work without internet connection
- 💰 Paid version required to remove ads

**Reported bugs**

- Temperature reading stuck at a constant value
- App crashes when opening in certain locations

**Requested features**

- Add indoor temperature monitoring
- Provide weather forecast information
- Include a widget for quick temperature access


## Frequently asked questions

### Is Celsius Thermometer Plus free?

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

### Is Thermometer++ App free?

Thermometer++ App is free to download, with in-app purchases available.

### Which has better reviews, Celsius Thermometer Plus or Thermometer++ App?

Celsius Thermometer Plus and Thermometer++ App are both rated 4.7 out of 5 on the App Store, from 54 and 7.2K ratings respectively.

### Do Celsius Thermometer Plus or Thermometer++ App have ads?

Both Celsius Thermometer Plus and Thermometer++ App show ads.

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

Celsius Thermometer Plus ships an update every 7 months, and Thermometer++ App every 5 weeks. Most recently, Celsius Thermometer Plus was updated on September 22, 2026 and Thermometer++ App on September 22, 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.*