Because it was designed for older hardware, it has very low resource requirements compared to modern software: Problems with v6.0.1 Pro - VirtualDJ
: Deep integration with then-current hardware like the Hercules DJ Console Rmx or Numark CUE . virtual dj pro v601 portable
: In 2009–2010, the idea of carrying your entire DJ setup (software, skins, and library) on a single USB stick was revolutionary. Modders created "portable" wrappers that allowed the software to run without a formal installation, letting DJs perform on club computers without leaving a trace. Because it was designed for older hardware, it