# TopInfrared vs MEX5 Update

The clearest difference is in-app purchases: MEX5 Update at none against TopInfrared's 1. TopInfrared's advantage is iOS requirement (12.0 vs 14). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. TopInfrared sells 1 one-off in-app purchase. MEX5 Update asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 14, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | TopInfrared | MEX5 Update |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (48 ratings)](https://appshunter.io/ios/app/topinfrared/id6452017744/reviews)** | — |
| Number of ratings | **48** | — |
| Positive reviews | 39.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 518 MB | 103 MB |
| Requires iOS | **12.0** | 14 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HK TOPDON TECHNOLOGY Co., LIMITED](https://appshunter.io/developer/1846276192) | [Tramex Ltd](https://appshunter.io/developer/869324736) |

## What reviewers say

### TopInfrared

[App page](https://appshunter.io/ios/app/topinfrared/id6452017744)

This thermal imaging camera app provides high-resolution thermal images for precise temperature detection. It's ideal for inspecting insulation, examining electronics, and identifying heat loss with excellent accuracy and sensitivity.

**Highlights:** High-resolution thermal imaging (256x192), Precise temperature detection, Insulation inspection, Circuit board examination, High heat sensitivity (40mk), Low power consumption

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Features | $19.99 | one-time |


### MEX5 Update

[App page](https://appshunter.io/ios/app/mex5-update/id6738051182)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TopInfrared free?

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

### Is MEX5 Update free?

MEX5 Update is free to download, with no in-app purchases.

### Do TopInfrared or MEX5 Update have ads?

Neither TopInfrared nor MEX5 Update shows ads.

### Which is updated more often, TopInfrared or MEX5 Update?

TopInfrared ships an update every 3 weeks, and MEX5 Update every 3 weeks. Most recently, TopInfrared was updated on October 14, 2026 and MEX5 Update on October 1, 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.*