# HT vs FocusIR

HT and FocusIR are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

HT ships an update every 3 months, FocusIR every 2 months. The most recent releases landed on September 23, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | HT | FocusIR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/ht-203h/id6504402234/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 6 MB | 152 MB |
| Requires iOS | 13.0 | **12** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Software Shop](https://appshunter.io/developer/1288503758) | [Wuhan Guide Infrared Co.,Ltd.](https://appshunter.io/developer/688744536) |

## What reviewers say

### HT

[App page](https://appshunter.io/ios/app/ht-203h/id6504402234)

This application enables thermal imaging and temperature measurement. It allows users to adjust emissivity and set measurement distances for precise thermal analysis.

**Highlights:** Thermal imaging, Temperature measurement, Emissivity adjustment, Measurement distance setting

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

**In-app purchases:** none


### FocusIR

[App page](https://appshunter.io/ios/app/focusir/id6670753858)

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

**In-app purchases:** none


## Frequently asked questions

### Is HT free?

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

### Is FocusIR free?

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

### Do HT or FocusIR have ads?

Neither HT nor FocusIR shows ads.

### Which is updated more often, HT or FocusIR?

HT ships an update every 3 months, and FocusIR every 2 months. Most recently, HT was updated on September 23, 2026 and FocusIR on September 12, 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.*