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iDefrag helps defragment and optimize your disk for improved performance. Features include:
  • Supports HFS and HFS+ (Mac OS Extended).
  • Supports case sensitive and journaled filesystems.
  • Supports adaptive hot file clustering ("Hot Zone").
  • Four powerful defragmentation algorithms:
    • Compact data, moving all free space to one place.
    • Optimize filesystem metadata.
    • On-line defragmentation.
    • Defragment whilst your disk is mounted.
    • Advanced programmable optimization.
    • Rearrange your disk the way you want.
  • B-Tree metadata file more...

What's New

Version 2.2.6:

Note: The demo version is currently at 2.2.5. The version available for purchase is 2.2.6.
  • Fixed cause of Kernel Extension warning.
  • Fixed an intermittent problem with creating a recovery partition.


OS X 10.6 or later

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Current Version (2.x)


Downloads 262,275
Version Downloads 25,011
License Demo
Date 16 Nov 2013
Platform Intel 64 / OS X / Intel 32
Price $39.95
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