Two Pi is a provider of market-proven signal processing IP for hearing aids and self-fitting solutions for OTC hearing healthcare.

Our products include libraries with audiology-algorithms, self-contained firmware for selected semiconductor platforms, low-power algorithms blueprints, product concepts for OTC-hearing aids, advisory services for enthusiastic market newcomers and established companies with appetite for change. The products have been tested in more than 30 product families in medical (class II  class III), consumer and professional communications markets.

For all inquiries concerning licensing of our patents, signal processing firmware or any other form of collaboration, please contact us at or through social media.

Signal Processing Applications GMBH

Brückengasse 4/15,   1060 Vienna,   Austria

Company Number

231431s,  Handelsgericht Wien