testo Combustion App vs Appion Central
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
testo Combustion App
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.
- 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)
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The App for controlling the testo 330 flue gas analyzer and for report creation on site Install our free App on your Smartphone/tablet, and start / stop your testo 330 right where you happen to be. The report, with photos, can be sent to your office or directly to the customer as a simple and fast documentation, right after the measurement! - Start and stop of the measuring instrument via Smartphone and tablet - Easy and intuitive menu guide in the touchscreen - Track changes using the graphical trend view - The measurement values always in view during the adjustment of the system. - Creation of PDF reports or export of measurement values in csv (Excel) - Create reports with your own logo - Range of approx. 20 m without obstruction via Bluetooth This app can be used with the testo 330 flue gas analyzer with bluetooth low energy module only!!
Appion Central
Manage your HVAC tools and connect to the web portal. This app provides a mobile interface for your Appion products.
- Manage Appion products
- Interface with Appion Portal
- Mobile tool management
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Appion Central is designed to allow users to manage their Appion products as well as provide an interface with the Appion Portal web service.
Screenshots
Verdict
The clearest difference is rating: Appion Central at 2.8 against testo Combustion App's 1.4. Appion Central also leads on update cadence (every 5 weeks vs every 7 months) and review sentiment (29% vs 13%). testo Combustion App's advantage is iOS requirement (9.3 vs 13.0). On price, ratings volume, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Appion Central holds the better App Store score, 2.8 against 1.4. Both are backed by a comparable volume of ratings — 10 and 14 respectively. Written reviews point the same way: 13% of testo Combustion App's written reviews are positive against 29% of Appion Central's.
testo Combustion App ships an update every 7 months, Appion Central every 5 weeks. The most recent releases landed on September 20, 2026 and June 5, 2026 respectively.
| Parameter | testo Combustion App | Appion Central |
|---|---|---|
| Price | Free | Free |
| Rating | 1.4 (10 ratings) | 2.8 (14 ratings) — better |
| Positive reviews | 12.8% of reviews | 28.6% of reviews — better |
| Number of ratings | 10 | 14 — better |
| Update frequency | Every 7 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.3 — better | 13.0 |
| Further details — not scored | ||
| Size | 62 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | Testo SE & Co. KGaA | Appion Inc. |
Customer experience
testo Combustion App
Appion Central
In-app purchases
testo Combustion App
No in-app purchases
Appion Central
No in-app purchases
Questions
Is testo Combustion App free?
Is Appion Central free?
Which has better reviews, testo Combustion App or Appion Central?
Do testo Combustion App or Appion Central have ads?
Which is updated more often, testo Combustion App or Appion Central?
Other comparisons
