# testo Combustion App vs Copeland™ compressor

The clearest difference is rating: Copeland™ compressor at 4.0 against testo Combustion App's 1.4. testo Combustion App's advantage is ratings volume (10 vs 1) and iOS requirement (9.3 vs 12.2). 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.

Copeland™ compressor holds the better App Store score, 4.0 against 1.4. That said, the two scores are not equally well evidenced: testo Combustion App has 10 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 7 months. The most recent releases landed on September 20, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | testo Combustion App | Copeland™ compressor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.4 (10 ratings)](https://appshunter.io/ios/app/testo-combustion-app/id992414788/reviews) | **[4.0 (1 ratings)](https://appshunter.io/ios/app/copeland-compressor/id1544951268/reviews)** |
| Number of ratings | **10** | 1 |
| Positive reviews | 12.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | Every 7 months |
| Monetization | Free | Free |
| Size | 62 MB | 151 MB |
| Requires iOS | **9.3** | 12.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Testo SE & Co. KGaA](https://appshunter.io/developer/966489178) | [Copeland LP](https://appshunter.io/developer/464252882) |

## 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


### Copeland™ compressor

[App page](https://appshunter.io/ios/app/copeland-compressor/id1544951268)

Monitor compressor status remotely or on-site with real-time operational data. Access historical run and fault logs, power consumption, and detailed insights for semi-hermetic compressors featuring Copeland™ electronics. Connect easily via USB or Bluetooth for a comprehensive overview.

**Highlights:** On-site and remote monitoring, Compressor run status, Power consumption tracking, Run and fault history, Motor temperature, Oil pressure and level, Discharge gas temperature

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

**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 Copeland™ compressor free?

Copeland™ compressor is free to download, with no in-app purchases.

### Which has better reviews, testo Combustion App or Copeland™ compressor?

Copeland™ compressor is rated higher. testo Combustion App averages 1.4 out of 5 from 10 ratings, while Copeland™ compressor averages 4.0 from 1 ratings.

### Do testo Combustion App or Copeland™ compressor have ads?

Neither testo Combustion App nor Copeland™ compressor shows ads.

### Which is updated more often, testo Combustion App or Copeland™ compressor?

testo Combustion App ships an update every 7 months, and Copeland™ compressor every 7 months. Most recently, testo Combustion App was updated on September 20, 2026 and Copeland™ compressor on September 25, 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.*