What people are saying

• Marshall Day Software is like having an acoustic laboratory in the palm of your hand.

  Associate Professor Yan Xiang, Tsinghua University

• The operation and configuration of IRIS is effortless...

  Sebastià V. Amengual Garí

• The success of a musical performance depends on the sense of proximity of performer to listener. This sense is mediated largely by the directional properties of the reflected sound field.

  Sir Harold Marshall