Hardware Monitor is an application to read out all available hardware sensors in Mac computers. The program can display and visualize measured values in a large variety of fashions. It can also store and export readings. The application Temperature Monitor is available for free, but is limited to accessing temperature sensors only. The application Hardware Monitor is commercial shareware, but can access additional sensors if your computer is equipped with them. This includes the following sensor types: Battery sensors on portable computers Voltage sensors Current (amperage) sensors Fan speed sensors Sensors for pulse-width controlled fans Power and load sensors
Monitor the performance of your system directly from your Menu Bar.
It reads out all accessible temperature sensors in Macintosh computers.
Peek at fan control, temperature monitoring, and hardware diagnostics in your Mac.
Monitor and log all the temperatures and fan speeds inside your Mac.
Easily access and monitor Mac temperature information from your menu bar.
XRG is an open source system monitor for Mac OS X.