Prosoft Engineering says Drive Genius 3 LE is now available at the Mac App Store for US$59.99.

The special Mac App Store version of Drive Genius 3 allows you to work on your external, non-startup drives, says Greg Brewer, CEO of Prosoft Engineering, Inc. Customers can purchase Drive Genius 3 LE directly from their dock via the App Store and begin improving the performance of their external hard drives, he adds.

This special LE version is offered with limitations vs Drive Genius 3. For more information go to . You can upgrade from the LE version to the full version of Drive Genius for $39.