# FLIR Gateway App vs Temp Master

The clearest difference is rating: FLIR Gateway App at 5.0 against Temp Master's 3.2. Temp Master's advantage is ratings volume (12 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

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

FLIR Gateway App holds the better App Store score, 5.0 against 3.2. That said, the two scores are not equally well evidenced: Temp Master has 12 ratings behind it against 1, so its average is the more settled of the two.

FLIR Gateway App ships an update every 2 months, Temp Master every 5 weeks. The most recent releases landed on September 30, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | FLIR Gateway App | Temp Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/flir-gateway-app/id1532253017/reviews)** | [3.2 (12 ratings)](https://appshunter.io/ios/app/temp-master/id6737321665/reviews) |
| Number of ratings | 1 | **12** |
| Positive reviews | — | 40.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 8 MB | 43 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Extech Instruments](https://appshunter.io/developer/966942122) | [Thermal Master Technology Co.,Ltd.](https://appshunter.io/developer/1770222118) |

## What reviewers say

### FLIR Gateway App

[App page](https://appshunter.io/ios/app/flir-gateway-app/id1532253017)

Monitor industrial machine health with vibration and temperature sensors. Analyze real-time and historical data to detect potential issues early, preventing unplanned downtime. Receive alerts when measurements exceed critical thresholds.

**Highlights:** Condition monitoring, Vibration and temperature analysis, Real-time data monitoring, Historical trend review, Customizable alerts, Installation and configuration assistance

**Features:** macOS Compatibility

**In-app purchases:** none


### Temp Master

[App page](https://appshunter.io/ios/app/temp-master/id6737321665)

This utility app enhances thermal imaging capabilities for compatible Thermal Master devices, offering precise temperature detection and advanced image analysis. It allows users to view, save, and export thermal data offline, with features like digital zoom and improved resolution for various inspection tasks.

**Highlights:** High-accuracy temperature detection, Enhanced infrared resolution, Offline data viewing and export, Up to 15x digital zoom, Reduced background noise, Long battery life optimization

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FLIR Gateway App free?

FLIR Gateway App is free to download, with no in-app purchases.

### Is Temp Master free?

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

### Which has better reviews, FLIR Gateway App or Temp Master?

FLIR Gateway App is rated higher. FLIR Gateway App averages 5.0 out of 5 from 1 ratings, while Temp Master averages 3.2 from 12 ratings.

### Do FLIR Gateway App or Temp Master have ads?

Neither FLIR Gateway App nor Temp Master shows ads.

### Which is updated more often, FLIR Gateway App or Temp Master?

FLIR Gateway App ships an update every 2 months, and Temp Master every 5 weeks. Most recently, FLIR Gateway App was updated on September 30, 2026 and Temp Master on October 17, 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.*