Click below to download a free trial version of the IRIS software (v1.1.1) and an example project. This version is a viewer - existing projects can be opened and analysed, but new measurements cannot be conducted.
Run setup.exe to install. IRIS requires Windows 7 or newer. If you require support please email firstname.lastname@example.org.Download
The IRIS kit (software and hardware, not including a source loudspeaker) is available now. Contact your local distributor for pricing including local taxes and shipping.
Marshall Day Software is like having an acoustic laboratory in the palm of your hand.Associate Professor Yan Xiang, Tsinghua University
I regard the acoustic designs of Marshall Day Acoustics to be amongst the finest and probably the most innovative in the world.Dr Anders Gade, Technical University of Denmark
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