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    testo Smart App

    One App for all applications. Multifunctional. Continuously up to date. Free.

    Refrigeration systems and heat pumps

    Compatible measuring instruments

    Heating systems and heat pumps

    Compatible measuring instruments

    HVAC applications

    Compatible measuring instruments

    Ventilation, air conditioning systems, and Indoor Air Quality

    Compatible measuring instruments

    testo Smart Probes

    Compatible measuring instruments

    Current measurement

    Compatible measuring instruments

    Compatible measuring instruments

    New in the testo Smart app:
    PRO measuring programs for more efficiency and time savings

    Air Balancing

    more details

    Air balancing - up to 30% time saving

    PRO measuring program for quick & easy adjustment of ventilation systems (KWL).
    Now new in the testo Smart App.

    Multi-site

    More details

    Many measuring points - clear documentation

    PRO measuring program for customer/measuring site management in the shortest possible time. Now new in the testo Smart App!

    Get it on Google Play

    Install now and use for free

    Download on the App Store

    Install now and use for free

    Download on AppGallery

    Install now and use for free

    All advantages of the testo Smart App

    • For all refrigeration, air conditioning, heating, and ventilation applications

    • Operation, measurement, and documentation

    • Compatible with all Bluetooth-enabled Testo instrumentation

    Get it on Google Play

    Install now and use for free

    Download on the App Store

    Install now and use for free

    Download on AppGallery

    Install now and use for free

    testo Smart App in action

    Servicing refrigeration systems with testo Smart App and testo 557s Smart Digital Manifold