Prosoft Engineering has updated Drive Genius
(http://prosofteng.com/newdesign/products/drive_genius.php) to
version 2.2, which is ready for the upcoming Mac OS X 10.6 (“Snow
Leopard”).
The new version also sports Improved defragmentation functionality,
enhanced repartition performance and other improvements. Drive Genius
2 is a disk utility with features that allow you to maintain your
hard drives. It offers disk defrag, directory repair, repartition
on-the-fly and more.
Drive Genius 2 costs US$99 for a personal use license. Updates to
version 2.2 are free for registered users of version 2.0.