Other World Computing (OWC) today announced that it will provide a fully licensed version of Prosoft Data Backup II for Mac OS X with all single hard drive models of its award-winning OWC Mercury Elite-AL Pro, OWC Mercury Elite Classic, OWC Neptune, and OWC Mercury On-The-Go external hard drive storage solution. Prosoft Data Backup II is a Universal Binary application with native PPC and Intel Mac compatibility.