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App Tamer tames your processor-monopolizing apps and keeps them from chewing up excessive CPU time and battery life. Powered by a unique AutoStop feature, App Tamer stops each application when you switch away from it -- when you return to that app, it restarts automatically!

App Tamer is built around an attractive and clear user interface, designed for managing all your running applications with minimum distraction or frustration. With helpful displays, you can monitor the average percentage of your processor(s) being used by each app, or access a graphical history or your CPU usage. Easily enable AutoStop for any more...

What's New

Version 2.0.3:

  • When a process is limited to a certain amount of CPU usage, that limit is now displayed next to the process’ name in App Tamer's window.
  • Corrected an issue that could cause App Tamer to incorrectly limit the CPU usage of an application in certain situations.
  • Fixed a problem where App Tamer could cause applications to hang when restarting or more...


  • OS X 10.7 or later

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4 185


Current Version (2.x)


Downloads 50,141
Version Downloads 1,431
Type Utilities / System
License Shareware
Date 13 Jun 2014
Platform OS X / Intel 32
Price $14.95
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