# MobIR vs TAS Viewer

The clearest difference is review sentiment: TAS Viewer at 100% against MobIR's 50%. 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 29, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | MobIR | TAS Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.2 (5 ratings)](https://appshunter.io/ios/app/mobir/id1462602851/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 41 MB | 32 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wuhan Guide Infrared Co.,Ltd.](https://appshunter.io/developer/688744536) | [红杰 李](https://appshunter.io/developer/1602186097) |

## What reviewers say

### MobIR

[App page](https://appshunter.io/ios/app/mobir/id1462602851)

This app transforms your device into a professional thermal imaging camera. It allows real-time temperature measurement, customizable color palettes, and the ability to capture photos and videos. Analyze thermal data, browse media, and utilize cloud features for enhanced functionality.

**Highlights:** Real-time temperature measurement, Customizable color palettes, Photo and video capture, Parameter setting and analysis, Picture and video browsing, Cloud features

**In-app purchases:** none


### TAS Viewer

[App page](https://appshunter.io/ios/app/tas-viewer/id1605567151)

This application provides tools for the secondary analysis of infrared imaging data. It allows users to examine and interpret thermal images for various purposes.

**Highlights:** Infrared imaging secondary analysis, Thermal image interpretation, Data examination tools

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MobIR free?

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

### Is TAS Viewer free?

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

### Do MobIR or TAS Viewer have ads?

Neither MobIR nor TAS Viewer shows ads.

### Which is updated more often, MobIR or TAS Viewer?

MobIR ships an update every 2 months, and TAS Viewer every 2 months. Most recently, MobIR was updated on September 29, 2026 and TAS Viewer on September 15, 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.*