# Thermometer vs IRThermometer

The clearest difference is in-app purchases: IRThermometer at none against Thermometer's 1. IRThermometer also leads on ads (none vs shown) and iOS requirement (10.0 vs 13.0). Thermometer's advantage is update cadence (every 2 months vs every 12 months). On price and device support there is nothing between them.

Both are free to download. Thermometer sells 1 one-off in-app purchase. IRThermometer asks for nothing beyond the download.

Thermometer ships an update every 2 months, IRThermometer every 12 months. The most recent releases landed on September 23, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Thermometer | IRThermometer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (4.2K ratings)](https://appshunter.io/ios/app/thermometer/id357949214/reviews)** | — |
| Number of ratings | **4.2K** | — |
| Positive reviews | 30.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 12 months |
| Monetization | Free with in-app purchases | — |
| Size | 48 MB | 3 MB |
| Requires iOS | 13.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexandre Morcos](https://appshunter.io/developer/1453181584) | [广权 黄](https://appshunter.io/developer/1330080046) |

## What reviewers say

### Thermometer

[App page](https://appshunter.io/ios/app/thermometer/id357949214)

This app transforms your iPhone or iPod Touch into a thermometer, displaying the exact outside temperature based on your current location. It provides detailed local weather conditions and allows you to check temperatures for other cities.

**Highlights:** Real-time outdoor temperature display, Location-based temperature readings, Local weather condition reports, Temperature checks for other cities, Celsius and Fahrenheit support, Universal app for all devices

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Temperature Forecast | $1.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Quick temperature display
- 💡 Useful for checking outdoor temperature

**What reviewers complain about**

- 🐛 Inaccurate temperature readings
- 🔍 Doesn't measure room/indoor temperature
- 💤 Doesn't update temperature in real-time
- 🔋 High battery consumption
- 📢 Excessive ads even in paid version

**Reported bugs**

- App crashes frequently
- Doesn't detect location properly
- Reported temperatures are inconsistent

**Requested features**

- Option to display indoor temperature
- Real-time temperature updates
- Ability to set temperature alerts/alarms


### IRThermometer

[App page](https://appshunter.io/ios/app/irthermometer/id1474759799)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Thermometer free?

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

### Is IRThermometer free?

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

### Do Thermometer or IRThermometer have ads?

Thermometer shows ads; IRThermometer does not.

### Which is updated more often, Thermometer or IRThermometer?

Thermometer ships an update every 2 months, and IRThermometer every 12 months. Most recently, Thermometer was updated on September 23, 2026 and IRThermometer on September 18, 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.*