Our website provides a free download of TheOne 1.7 for Mac. The program relates to Audio & Video Tools. The actual developer of this Mac application is Audio Artery.
From the developer:
One DJ is the first All-in-One solution for preparing DJ sets, performing live and creating mixes. Modular User Interface and flexible Audio Routing make it easy to adjust One DJ to work the way You Do.
For the first time amongst DJ software One DJ allows total customization of your working environment. Choose the gear you need and arrange it exactly the way you like. Everything you see on screen can be freely moved and resized.