# Celsius Thermometer Plus vs Thermometer

Celsius Thermometer Plus and Thermometer both sit at 4.7 stars, but that hides the real split: 81% of Thermometer's written reviews are positive against 38% of Celsius Thermometer Plus's. Thermometer also leads on update cadence (every 5 weeks vs every 7 months). Celsius Thermometer Plus's advantage is monetization model (ad-supported vs free with in-app purchases) and iOS requirement (13 vs 15.6). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Celsius Thermometer Plus sells 1 one-off in-app purchase and Thermometer sells 4 one-off in-app purchases. 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. Both are backed by a comparable volume of ratings — 54 and 28 respectively. Written reviews are what separate them: 38% of Celsius Thermometer Plus's written reviews are positive against 81% of Thermometer's.

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

## The numbers

| Metric | Celsius Thermometer Plus | Thermometer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (54 ratings)](https://appshunter.io/ios/app/celsius-thermometer-plus/id537067563/reviews) | [4.7 (28 ratings)](https://appshunter.io/ios/app/thermometer-plus/id1568977443/reviews) |
| Number of ratings | **54** | 28 |
| Positive reviews | 38.5% of reviews | **81.0% 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 |
| Size | 11 MB | 62 MB |
| Requires iOS | **13** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | +4 |
| Developer | [SHIGETO TAKAGI](https://appshunter.io/developer/519611619) | [hidehiko aihara](https://appshunter.io/developer/1178520609) |

## 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 page](https://appshunter.io/ios/app/thermometer-plus/id1568977443)

Displays real-time outdoor temperature, sensible temperature, humidity, and barometric pressure based on your current location. Get accurate meteorological data from nearby stations to plan your day.

**Highlights:** Outdoor temperature display, Sensible temperature, Humidity readings, Barometric pressure, Wind speed and direction, Location-based data

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee (Regular) | $0.49 | one-time |
| 開発者応援募金 | $1.99 | one-time |
| Coffee (Large) | $1.99 | one-time |
| Cake Set | $5.99 | one-time |


## Frequently asked questions

### Is Celsius Thermometer Plus free?

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

### Is Thermometer free?

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

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

Celsius Thermometer Plus and Thermometer are both rated 4.7 out of 5 on the App Store, from 54 and 28 ratings respectively.

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

Both Celsius Thermometer Plus and Thermometer show ads.

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

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