Celsius Thermometer Plus vs Thermometer++ App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Celsius Thermometer Plus
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.
- Ambient temperature measurement via GPS
- Celsius to Fahrenheit conversion calculator
- Barometric pressure sensor function
- Sunrise and sunset time display
- Temperature badge indicator
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The simple free digital thermometer application that measures the ambient temperature of the current location measured by GPS and displays it in degrees Celsius. The conversion calculator from Celsius to Fahrenheit with formula. Celsius temperature is indicated in the badge (below zero is 1000, 1005 is -5 ℃). Barometric function by pressure sensor (iPhone 6 / Plus or later). Because it is outdoor temperature rather than indoor temperature, it is a reference for outfit clothes. Some areas are excluded. Displays sunrise time and sunset time.
Thermometer++ App
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.
- 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
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Turn your iPhone into a fast and accurate thermometer. Check the current outdoor temperature, humidity, pressure, and wind at your location. Used by over 5,000,000 people worldwide! Most weather apps merely display data from the nearest weather station, which could be hundreds of kilometers away and more that an hour outdated. We utilize AI technologies to combine data from multiple weather stations, providing accurate predictions for temperature, humidity, pressure, and wind at your current location in real-time. Features: - Shows temperature, humidity, pressure, and wind. You can use it as a thermometer, barometer, or hygrometer. - Use your current location or choose any location on a map. - Minimalistic design: shows only the necessary data. - Displays Celsius and Fahrenheit degrees on a beautiful thermometer picture. - Switch between Celsius and Fahrenheit degrees with a tap. - Helps you quickly decide what to wear. - Helps you keep track of the weather during heat and cold waves. Permissions: - Location (optional): Used to automatically show the weather for your current location. You can also choose a custom location manually from the map — no permission is required for that. Privacy policy: https://www.singularioapps.com/thermometer-privacy/ Terms of service: https://www.singularioapps.com/thermometer-terms/
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Celsius Thermometer Plus | Thermometer++ App |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (54 ratings) | 4.7 (7.2K ratings) |
| Positive reviews | 38.5% of reviews | 75.5% of reviews — better |
| Number of ratings | 54 | 7.2K — better |
| Update frequency | Every 7 months | Every 5 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Ad-supported — better | Free with in-app purchases |
| Best chart rank | — | #104 — better |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13 — better | 17.6 |
| Further details — not scored | ||
| Size | 11 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | SHIGETO TAKAGI | Viachaslau Tysianchuk |
Customer experience
Celsius Thermometer Plus
Thermometer++ App
Bugs and requests
Celsius Thermometer Plus
Not enough reviews yet to summarise bugs or requests.
Thermometer++ App
Reported bugs
2 issues- Temperature reading stuck at a constant value
- App crashes when opening in certain locations
Requested features
3 requests- Add indoor temperature monitoring
- Provide weather forecast information
- Include a widget for quick temperature access
In-app purchases
Celsius Thermometer Plus
- Remove Ads$1.99
Thermometer++ App
- Premium Version, Monthly$0.991 Month
- Premium Version, Yearly$2.991 Year
- Premium Version, Lifetime$4.99
Questions
Is Celsius Thermometer Plus free?
Is Thermometer++ App free?
Which has better reviews, Celsius Thermometer Plus or Thermometer++ App?
Do Celsius Thermometer Plus or Thermometer++ App have ads?
Which is updated more often, Celsius Thermometer Plus or Thermometer++ App?
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