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System Monitor is an application for the menu bar of OS X, designed to inform you unobtrusively about the activity of your computer. You can retrieve up-to-date technical data any time, like process load, main memory consumption, storage space, disk activity, communication on network interfaces, etc. By positioning the app in the menu bar, minimum screen real estate is wasted. The program monitors your system continuously and is readily available when you need it.

If desired, System Monitor can also simulate the flickering activity lights of hard drives or network sockets in the menu bar. This is possible either in more...

What's New

Version 1.50 (1.5):

Note: The downloadable demo is referred to as version 1.5. The version available for purchase on the Mac App Store is version 1.50.

  • This version ensures full compatibility with the latest versions of OS X.
  • The terminology to describe the usage of memory adapts to the one of the running operating system if desired.


  • OS X 10.6.8 or later

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4 3


Current Version (1.x)


Downloads 3,636
Version Downloads 57
Type Utilities / System
License Demo
Date 05 Nov 2015
Platform Intel 64 / OS X / Intel 32
Price $4.99
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