You can download Quadranome 1.0 for Mac from our software library for free. The software belongs to Audio & Video Tools.
From the developer:
[ via MacInTouch ] The Quadranome is designed as an aid to learning complex polyrhythms. Four seperate metronomes or timelines are available, with up to 13 subdivisions per timeline.
You may want to check out more Mac applications, such as Massive Audio Compressor, which might be related to Quadranome.