
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 the option APL also allows the calculation, assessment and presentation of air pollutant distribution.

CadnaA meets the requirements for Quality Assurance of software for the calculation of sound outdoors according to DIN 45687 and ISO 17534 Series.
CadnaA includes a multi-lingual user interface and is successfully applied in more than 60 countries all over the world.
CadnaA users
Satisfied customers are the best reference. CadnaA is successfully applied in more than 60 countries all over the world. Our customers are cities and communities, companies and authorities in the field of traffic infrastructure, industrial companies, engineering and acoustical consultants and universities.