PCDJ DEX 3 RE (DJ Software for Win & MAC - Product Activation For 3 Machines) is Easy-To-Use DJ Mixing Software for MAC and Windows Designed for Today's Versatile DJ. Mix from your own library of music, iTunes or use the Pulselocker subsciprtion service for in-app access to over 44 million songs. Use with over 85 supported DJ controllers or mix with a keyboard and mouse. ... ...