# testo Combustion App vs Climatix

The clearest difference is rating: Climatix at 2.8 against testo Combustion App's 1.4. testo Combustion App's advantage is iOS requirement (9.3 vs 12.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

Climatix holds the better App Store score, 2.8 against 1.4. Both are backed by a comparable volume of ratings — 10 and 10 respectively.

testo Combustion App ships an update every 7 months, Climatix every 4 months. The most recent releases landed on October 29, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | testo Combustion App | Climatix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.4 (10 ratings)](https://appshunter.io/ios/app/testo-combustion-app/id992414788/reviews) | **[2.8 (10 ratings)](https://appshunter.io/ios/app/climatix/id1527230319/reviews)** |
| Number of ratings | 10 | 10 |
| Positive reviews | 12.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 62 MB | 56 MB |
| Requires iOS | **9.3** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Testo SE & Co. KGaA](https://appshunter.io/developer/966489178) | [Siemens AG](https://appshunter.io/developer/394503271) |

## What reviewers say

### testo Combustion App

[App page](https://appshunter.io/ios/app/testo-combustion-app/id992414788)

Control your testo 330 flue gas analyzer remotely from your smartphone or tablet. Create and send professional PDF reports with photos and your logo directly from the field, ensuring fast and efficient documentation.

**Highlights:** Remote start/stop of measuring instrument, Intuitive touchscreen menu, Graphical trend view, PDF report creation, Export measurement values to CSV, Customizable reports with logo, Bluetooth connectivity (20m range)

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

**In-app purchases:** none


### Climatix

[App page](https://appshunter.io/ios/app/climatix/id1527230319)

This app facilitates the setup, commissioning, and maintenance of Siemens Climatix RT and ECO controllers. It offers secure access, quick device setup via WiFi, and intuitive diagnostics for troubleshooting and manual operation.

**Highlights:** Secure access to controllers, Quick device setup with WiFi stick, Intuitive diagnostics, I/O and sensor indication, Manual operation of data points, Alarm notifications, Replaces local user interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is testo Combustion App free?

testo Combustion App is free to download, with no in-app purchases.

### Is Climatix free?

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

### Which has better reviews, testo Combustion App or Climatix?

Climatix is rated higher. testo Combustion App averages 1.4 out of 5 from 10 ratings, while Climatix averages 2.8 from 10 ratings.

### Do testo Combustion App or Climatix have ads?

Neither testo Combustion App nor Climatix shows ads.

### Which is updated more often, testo Combustion App or Climatix?

testo Combustion App ships an update every 7 months, and Climatix every 4 months. Most recently, testo Combustion App was updated on October 29, 2026 and Climatix on October 21, 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.*