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Critical Updates keeps you informed of when a background update of the listed components occurs. These are controlled by the command-line softwareupdate tool and by App Store preference settings in System Preferences.

Critical Updates refreshes the Components table on launch, and about once every 60 minutes, if left running; it polls the App Store for security updates on launch, and about once every 10 seconds while running. Critical Updates has a very low energy and resource footprint, and can be left running with virtually no impact on system resources.

  • Newly-updated components are

What's New

Version 1.59:
  • New: View menu > XProtect (Cmd-X) opens a window that details the items blocked by XProtect.
  • New: An alert is presented when items are added or removed from XProtect. New items are marked in the XProtect window (available from the View menu or via the keyboard shortcut Cmd-X).


  • OS X 10.11 or later

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Critical Updates User Discussion

3.8 2


Current Version (1.x)


Downloads 1,980
Version Downloads 228
License Shareware
Date 26 Feb 2018
Platform Intel 64 / OS X
Price Free
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