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TechTool Pro has long been one of the foremost utilities for keeping your Mac running smoothly and efficiently. With the release of version 9, it has become more proficient than ever.

  • TechTool Protection - Reengineered to better protect your Mac - TechTool Pro 9 includes the option of installing a system preference pane to keep watch over your Mac. New features include check for I/O errors, Power On Self-Test errors, Mac notebook internal battery condition, and RAID status (if applicable). It also includes the same improvements to the SMART check in TechTool Pro. All of that, wrapped in an

What's New

Version 9.5.3:

Note: This update requires TechTool Pro 9 version 9.5.1.
Note: Owners of earlier versions of TechTool Pro 8 or 9 can upgrade to version 9.5 for $19.99; owners of version 5, 6, or 7, as well as Protogo 1-4 can upgrade for $29.99.

  • Fixed incorrect processor speed reporting for Macs running higher than 4 GHz
  • Updated manufacturer


  • OS X 10.8 or later.

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TechTool Pro User Discussion

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3.1 595


Current Version (9.x)


Downloads 1,586,236
Version Downloads 557
License Commercial
Date 21 Sep 2017
Platform Intel 64 / OS X
Price $99.99