Welcome to KPR!

Koester Performance Research enhances the usability and accessibility of information and assistive technologies through research, development, and education. We research the "fit" between users and their technology. We develop software to assess user needs and to enhance computer interfaces. We also consult on usability and research design. more»

News and Highlights

It's Here - Compass Version 1.1!

Compass now runs on Windows Vista, and includes an improved Switch test, the option for French test materials, and more!

To try-before-you-buy, download a free 30-day trial. Or, go ahead and buy Compass now. We think you'll be glad you did!

Featured Projects

Compass Assessment Software

Compass software for access assessment measures users' skills in various kinds of computer interaction. It is designed to help clinical and educational professionals perform computer access evaluations with their clients. [View Publications] [Download Compass]