Disk Image—Jun 21, 2013 (v167) Required for all USB-equipped Fractal Audio Systems products under OS X. Requires 10.5.7 for MIDI-over-USB and 10.7.4 for USB Audio.
Fractal Audio Systems USB Driver Setup for Windows
Zip Archive—Jun 06, 2014 (v2014.06.06) – Required for all USB-equipped Fractal Audio Systems products under Windows. Requires Windows XP SP3 or newer (x86 or x64).