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CPUSetter adjusts the number of active cores in your CPU(s). It will also enable/disable hyper-threading.

Note: CPUSetter is free to download, but $3 donations are gladly accepted.

What's New

Version 1.2.0:

Note: Now requires OS X 1010 or later.

  • Rewritten in Swift
  • Future updates via Sparkle framework


  • OS X 10.10 or later

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CPUSetter User Discussion

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Current Version (1.x)


Downloads 1,952
Version Downloads 197
License Free
Date 10 Jul 2017
Platform Intel 64 / OS X
Price Free
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