Acoustic planners compare products before they specify. Are yours in the list?
If you're missing from the search, you're missing from the tender. Acoustic Index is the manufacturer-independent database where planners, acousticians and architects filter and compare products by ISO measurement data.
Visibility for your products
This is how planners meet your portfolio.
Visible in search
Findable by key metrics, mounting type and data source.
Present in the comparison
Your products stand right next to relevant alternatives.
Convincing on the detail page
With measurement data, product information and technical evidence.



PTB reference materials
ISO measurement standards covered
Manufacturers identified in DACH
Why manufacturers list now
373 manufacturers of acoustic products in the DACH region. The database is growing. Being there early means being visible when planners run their first comparisons.
01
Planners find you before the tender is out
Acoustic planners compare products before they specify. If you're missing from the search, you're missing from the tender.
02
Your measurement data works for you
ISO test certificates, frequency responses and mounting types are presented in a structured way. Planners immediately see what your product delivers.
03
How it works
Send a PDF. Done.
No complex onboarding. Send us your product data in any format and we take care of the rest. Or enter your data yourself in the dashboard.
Send documents or create an account
Send us the product data you already have, or create a manufacturer profile directly.
We structure your data
ISO measurement data, product information and images are captured and checked according to the standards.
Planners find your products
Your products appear in the search and in the comparison next to other manufacturers.
Planners compare. Your gap gets noticed.
In a comparison environment planners instantly see which manufacturers provide measurement data and which do not. A missing product is not a neutral absence. It is a disadvantage against competitors who are listed.
The database is growing. Manufacturers who join early benefit from maximum visibility within a still manageable selection.
Missing a manufacturer on Acoustic Index?
Suggest a manufacturer who should be added to our database.