# IR explorer vs ThermalSmart

The clearest difference is rating: IR explorer at 3.1 against ThermalSmart's 1.0. IR explorer also leads on review sentiment (27% vs 0%) and ratings volume (49 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

IR explorer holds the better App Store score, 3.1 against 1.0. That said, the two scores are not equally well evidenced: IR explorer has 49 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 27% of IR explorer's written reviews are positive against 0% of ThermalSmart's.

IR explorer ships an update fortnightly, ThermalSmart every 6 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | IR explorer | ThermalSmart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (49 ratings)](https://appshunter.io/ios/app/ir-explorer/id1580206229/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/thermalsmart/id6670736038/reviews) |
| Number of ratings | **49** | 1 |
| Positive reviews | **27.4% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Monetization | Free | Free |
| Size | 75 MB | 51 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [InfiRay Technologies Co.,Ltd.](https://appshunter.io/developer/1516230719) | [希远 周](https://appshunter.io/developer/1763542387) |

## What reviewers say

### IR explorer

[App page](https://appshunter.io/ios/app/ir-explorer/id1580206229)

This app transforms your smartphone into an infrared camera, allowing you to see objects emitting heat in dark environments. It offers clear imaging, various filter effects, and real-time temperature detection for outdoor enthusiasts and professionals.

**Highlights:** Infrared camera functionality, Clear night vision imaging, Temperature detection, Multiple filter effects, Hot spot tracking, Laser pointing function

**Features:** macOS Compatibility

**In-app purchases:** none


### ThermalSmart

[App page](https://appshunter.io/ios/app/thermalsmart/id6670736038)

Connects wirelessly to infrared thermal imaging devices for real-time thermal previews, detailed image analysis, and automated report generation. Streamlines workflows for industrial, power, and maintenance applications to enhance efficiency.

**Highlights:** Wireless connection to thermal devices, Real-time thermal preview, Image analysis tools, Automated report generation, Streamlined industrial workflows

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IR explorer free?

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

### Is ThermalSmart free?

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

### Which has better reviews, IR explorer or ThermalSmart?

IR explorer is rated higher. IR explorer averages 3.1 out of 5 from 49 ratings, while ThermalSmart averages 1.0 from 1 ratings.

### Do IR explorer or ThermalSmart have ads?

Neither IR explorer nor ThermalSmart shows ads.

### Which is updated more often, IR explorer or ThermalSmart?

IR explorer ships an update fortnightly, and ThermalSmart every 6 weeks. Most recently, IR explorer was updated on October 24, 2026 and ThermalSmart on October 24, 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.*