Propellerheads Reason 5 - Updated instruments, effects, sequencing and more for composing, beatmaking, loop-mangling, vocal treatment, songwriting and music production. Including Kong Drum Designer, Upgraded Dr. Octo Rex Loop Player, Block Sequencing and Live Sampling. Make your songs self-contained by embedding samples and even ReFill sounds in your file. Reason 5's self-contained song format makes collaborating with your friends a breeze. Even breezier than before actually. Reason 5 lets you use multiple MIDI keyboards, pads, and controllers for playing and recording your instruments. Lock a 16-pad controller to a Kong, and use a keyboard to play your synths. Or use two keyboards on stage for controlling different Reason instruments.