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New! CadnaA 3.71
CadnaA version 3.71 includes many new and powerful features and is available now!
CadnaA Web-Tutorial
Teach yourself the elements of CadnaA with the CadnaA Web-Tutorial.
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CadnaA Users
CadnaA is successfully applied in many different industries in more than 50 countries all over the world.
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Noise Mapping
CadnaA is the most successful noise calculation and noise mapping software available.
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Air Pollution Calculation
CadnaA with Option APL allows calculation, assessment and presentation of air pollutant distribution.
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CadnaA - State-of-the-art Noise Prediction Software
CadnaA (Computer Aided Noise Abatement) is the leading software for calculation, presentation, assessment and prediction of environmental noise. Whether your objective is to study the noise immission of an industrial plant, of a mart including a parking lot, of a new road or railway scheme or even of entire towns and urbanized areas: CadnaA is designed to handle all these tasks.
With more than 30 implemented
standards and guidelines, powerful calculation algorithms, extensive tools for object handling, outstanding 3D visualization and the very user-friendly interface CadnaA is the perfect software to handle national and international noise calculation and noise mapping projects of any size.
CadnaA with
extension Option APL also allows calculation, assessment and presentation of air pollutant distribution.
With its technical capabilities and its ease of use CadnaA represents state-of-the-art technology. CadnaA is developed in C/C++ and communicates perfectly with other Windows applications like word processors, spreadsheet calculators, CAD software and GIS-databases.
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Related Information
Why CadnaA? - What to know about CadnaA
CadnaA fields of application
Modeling and calculation
CadnaA features
CadnaA extensions




