Propellerhead Software is one of the world's leading makers of software musical instruments. It pioneered the concept of computer based software synthesis, invented the concept of ?recycling? sampled sound material and continues to raise the bar for quality, usability and new technology in software based music making. The company's two key software products are Reason and ReCycle. Propellerheads Reason is a complete studio package with synths, samplers, drum machines, loop players, a sequencer, mixing, effects and much more.