Shareaza Download Accelerator - Version 1.0 Shareaza Download Accelerator is a new modern download engine upgrade to a popular P2P client Shareaza. It will greatly improve speed of Shareaza downloads from Gnutella (versions 1 and 2) networks. Shareaza Download Accelerator works by optimizing internet bandwidth usage and adding more download sources to reach peak download speed without slowing down PC. What can make it more attractive is the fact that it is a Freeware!