Professional Measurement Technology
With meters, solutions, and services from Testo, you can be sure that you are making the right decision every time.
Empower your World
Faster, simpler, more sustainable: with the smart networked HVAC/R world of Testo.
Leading the way in measurement technology
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Professional Measurement Technology
With meters, solutions, and services from Testo, you can be sure that you are making the right decision every time.
Professional Measurement Technology
With meters, solutions, and services from Testo, you can be sure that you are making the right decision every time.
Professional Measurement Technology
With meters, solutions, and services from Testo, you can be sure that you are making the right decision every time.
Empower your World
Faster, simpler, more sustainable: with the smart networked HVAC/R world of Testo.
No matter how demanding your project may be, we can offer you the right solution.
One app for all measurements
The testo Smart app guides you quickly and easily through measurements on refrigeration, air conditioning and heating systems.
New Features:
PRO measuring programs to increase the efficiency of your applications
Multifunctional
Compatible with all Bluetooth-enabled Testo measuring devices.
Efficient
Reports can be sent directly via email.
Fast
All measured values at a glance.
Simple
Intuitive menus
Clever
Free to download, free to use (Base App)
NEW
PRO Measurement Programs (subscription required)
Our service
This is Testo!
In it's 60 year history, Testo SE & Co. KGaA has written many large and small success stories.