SuperSync has announced the release of its SuperSync 2.0 personal music library synchronization software. SuperSync lets users synchronize their music libraries between multiple computers over the internet. The latest version of the software allows up to five simultaneous track uploads and downloads, making synchronization faster, and features a completely redesigned file transfer interface, support for automatic Universal Plug and Play router setup, improved iTunes integration, and more. SuperSync 2.0 is available now for Mac OS X and Windows, and is priced at $29 for a 2-machine license. A demo version is also available.