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!!

What’s New

Version 1.5.1

Improvement of Bluetooth connection between testo 330 and flue gas app for a faster and steady communication

Ratings and Reviews

1.7 out of 5
6 Ratings

6 Ratings

Fishfleas ,

Doesn’t connect

Bought a brand new 320 LX looking forward to using this app just to find out this app won’t connect to it. Hope they fix this, as it was a selling point.

delanonica ,

Horrible APP

Does not connect to the 320... Why make the App If you wont even correct such a simple problem?

kc_tor ,

Won’t work

Can’t connect to App


Testo SE & Co. KGaA
63.9 MB

Requires iOS 9.3 or later. Compatible with iPhone, iPad, and iPod touch.


English, German

Age Rating


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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