hdapm

A Mac utility for setting the power management (APM) level on SATA hard drives.

It can be used to eliminate "chirping" or "clicking when idle" noises in some HDDs.

Compatibility

Documentation

Further information can be found in the usage guide.

Downloads

New! (Aug 25, 2012) version 1.2.

Installer Package hdapm-1.2.dmg
Source code hdapm-1.2-source.tar.gz