# Celsius Thermometer Plus vs Patras Smartcity

The clearest difference is in-app purchases: Patras Smartcity at none against Celsius Thermometer Plus's 1. Patras Smartcity also leads on ads (none vs shown) and update cadence (every 11 days vs every 7 months). 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. Patras Smartcity asks for nothing beyond the download.

Celsius Thermometer Plus ships an update every 7 months, Patras Smartcity every 11 days. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Celsius Thermometer Plus | Patras Smartcity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (54 ratings)](https://appshunter.io/ios/app/celsius-thermometer-plus/id537067563/reviews)** | — |
| Number of ratings | **54** | — |
| Positive reviews | 38.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 11 days** |
| Monetization | Ad-supported | — |
| Size | 11 MB | 38 MB |
| Requires iOS | 13 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SHIGETO TAKAGI](https://appshunter.io/developer/519611619) | [Municipality of Patras](https://appshunter.io/developer/1576497776) |

## 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 |


### Patras Smartcity

[App page](https://appshunter.io/ios/app/patras-smartcity/id6743700241)

**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 Patras Smartcity free?

Patras Smartcity is free to download, with no in-app purchases.

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

Celsius Thermometer Plus shows ads; Patras Smartcity does not.

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

Celsius Thermometer Plus ships an update every 7 months, and Patras Smartcity every 11 days. Most recently, Celsius Thermometer Plus was updated on November 6, 2026 and Patras Smartcity on October 30, 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.*